245553015302140 has 48 divisors (see below), whose sum is σ = 634660101093312. Its totient is φ = 77713481765376.

The previous prime is 245553015302117. The next prime is 245553015302201. The reversal of 245553015302140 is 41203510355542.

It is a junction number, because it is equal to n+sod(n) for n = 245553015302093 and 245553015302102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67459617769 + ... + 67459621408.

It is an arithmetic number, because the mean of its divisors is an integer number (13222085439444).

Almost surely, 2^{245553015302140} is an apocalyptic number.

245553015302140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245553015302140 is an abundant number, since it is smaller than the sum of its proper divisors (389107085791172).

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

245553015302140 is a wasteful number, since it uses less digits than its factorization.

245553015302140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134919239206 (or 134919239204 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

Adding to 245553015302140 its reverse (41203510355542), we get a palindrome (286756525657682).

The spelling of 245553015302140 in words is "two hundred forty-five trillion, five hundred fifty-three billion, fifteen million, three hundred two thousand, one hundred forty".