615230426240520 has 32 divisors (see below), whose sum is σ = 1845691278721920. Its totient is φ = 164061446997440.

The previous prime is 615230426240489. The next prime is 615230426240527. The reversal of 615230426240520 is 25042624032516.

It is not an unprimeable number, because it can be changed into a prime (615230426240527) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2563460109216 + ... + 2563460109455.

It is an arithmetic number, because the mean of its divisors is an integer number (57677852460060).

Almost surely, 2^{615230426240520} is an apocalyptic number.

615230426240520 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

615230426240520 is an abundant number, since it is smaller than the sum of its proper divisors (1230460852481400).

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

615230426240520 is a wasteful number, since it uses less digits than its factorization.

615230426240520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5126920218685 (or 5126920218681 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 615230426240520 in words is "six hundred fifteen trillion, two hundred thirty billion, four hundred twenty-six million, two hundred forty thousand, five hundred twenty".