511351260364 has 48 divisors (see below), whose sum is σ = 1043108974656. Its totient is φ = 214786540800.

The previous prime is 511351260323. The next prime is 511351260377. The reversal of 511351260364 is 463062153115.

It is a super-2 number, since 2×511351260364² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1213354 + ... + 1579534.

It is an arithmetic number, because the mean of its divisors is an integer number (21731436972).

Almost surely, 2^511351260364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 511351260364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (521554487328).

511351260364 is an abundant number, since it is smaller than the sum of its proper divisors (531757714292).

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

511351260364 is a wasteful number, since it uses less digits than its factorization.

511351260364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367186 (or 367184 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 511351260364 in words is "five hundred eleven billion, three hundred fifty-one million, two hundred sixty thousand, three hundred sixty-four".