520838661050152 has 32 divisors (see below), whose sum is σ = 976751214324480. Its totient is φ = 260371672283520.

The previous prime is 520838661050131. The next prime is 520838661050321. The reversal of 520838661050152 is 251050166838025.

It is a super-3 number, since 3×520838661050152³ (a number of 45 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 520838661050152.

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, 4309270473 + ... + 4309391335.

It is an arithmetic number, because the mean of its divisors is an integer number (30523475447640).

Almost surely, 2^{520838661050152} is an apocalyptic number.

It is an amenable number.

520838661050152 is a deficient number, since it is larger than the sum of its proper divisors (455912553274328).

520838661050152 is a wasteful number, since it uses less digits than its factorization.

520838661050152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214993 (or 214989 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 52.

The spelling of 520838661050152 in words is "five hundred twenty trillion, eight hundred thirty-eight billion, six hundred sixty-one million, fifty thousand, one hundred fifty-two".