245155150124520 has 32 divisors (see below), whose sum is σ = 735465450373920. Its totient is φ = 65374706699840.

The previous prime is 245155150124503. The next prime is 245155150124561. The reversal of 245155150124520 is 25421051551542.

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, 1021479792066 + ... + 1021479792305.

It is an arithmetic number, because the mean of its divisors is an integer number (22983295324185).

Almost surely, 2^{245155150124520} is an apocalyptic number.

245155150124520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

245155150124520 is an abundant number, since it is smaller than the sum of its proper divisors (490310300249400).

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

245155150124520 is a wasteful number, since it uses less digits than its factorization.

245155150124520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042959584385 (or 2042959584381 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 42.

The spelling of 245155150124520 in words is "two hundred forty-five trillion, one hundred fifty-five billion, one hundred fifty million, one hundred twenty-four thousand, five hundred twenty".