245342323540120 has 32 divisors (see below), whose sum is σ = 552020842818720. Its totient is φ = 98136820108800.

The previous prime is 245342323540049. The next prime is 245342323540133. The reversal of 245342323540120 is 21045323243542.

It is a super-2 number, since 2×245342323540120² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39647920 + ... + 45416320.

It is an arithmetic number, because the mean of its divisors is an integer number (17250651338085).

Almost surely, 2^{245342323540120} is an apocalyptic number.

245342323540120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245342323540120 is an abundant number, since it is smaller than the sum of its proper divisors (306678519278600).

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

245342323540120 is a wasteful number, since it uses less digits than its factorization.

245342323540120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6831715 (or 6831711 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 245342323540120 its reverse (21045323243542), we get a palindrome (266387646783662).

The spelling of 245342323540120 in words is "two hundred forty-five trillion, three hundred forty-two billion, three hundred twenty-three million, five hundred forty thousand, one hundred twenty".