520136346165348 has 48 divisors (see below), whose sum is σ = 1343744373291264. Its totient is φ = 155264580942240.

The previous prime is 520136346165347. The next prime is 520136346165431. The reversal of 520136346165348 is 843561643631025.

It is a super-2 number, since 2×520136346165348² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520136346165347) 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, 29406161790 + ... + 29406179477.

It is an arithmetic number, because the mean of its divisors is an integer number (27994674443568).

Almost surely, 2^{520136346165348} is an apocalyptic number.

It is an amenable number.

520136346165348 is an abundant number, since it is smaller than the sum of its proper divisors (823608027125916).

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

520136346165348 is a wasteful number, since it uses less digits than its factorization.

520136346165348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58812341352 (or 58812341350 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 57.

The spelling of 520136346165348 in words is "five hundred twenty trillion, one hundred thirty-six billion, three hundred forty-six million, one hundred sixty-five thousand, three hundred forty-eight".