245401400003340 has 48 divisors (see below), whose sum is σ = 785284480012032. Its totient is φ = 56091748572096.

The previous prime is 245401400003339. The next prime is 245401400003341. The reversal of 245401400003340 is 43300004104542.

It is an interprime number because it is at equal distance from previous prime (245401400003339) and next prime (245401400003341).

It is a super-2 number, since 2×245401400003340² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 245401400003298 and 245401400003307.

It is not an unprimeable number, because it can be changed into a prime (245401400003341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292144523394 + ... + 292144524233.

It is an arithmetic number, because the mean of its divisors is an integer number (16360093333584).

Almost surely, 2^{245401400003340} is an apocalyptic number.

245401400003340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245401400003340 is an abundant number, since it is smaller than the sum of its proper divisors (539883080008692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245401400003340 is a wasteful number, since it uses less digits than its factorization.

245401400003340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584289047646 (or 584289047644 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 245401400003340 its reverse (43300004104542), we get a palindrome (288701404107882).

The spelling of 245401400003340 in words is "two hundred forty-five trillion, four hundred one billion, four hundred million, three thousand, three hundred forty".