386537438960 has 40 divisors (see below), whose sum is σ = 898755775056. Its totient is φ = 154605301760.

The previous prime is 386537438921. The next prime is 386537438971. The reversal of 386537438960 is 69834735683.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×386537438960² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 386537438893 and 386537438902.

It is a congruent number.

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, 1211792 + ... + 1497168.

Almost surely, 2^386537438960 is an apocalyptic number.

It is an amenable number.

386537438960 is an abundant number, since it is smaller than the sum of its proper divisors (512218336096).

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

386537438960 is a wasteful number, since it uses less digits than its factorization.

386537438960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302321 (or 302315 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 62.

The spelling of 386537438960 in words is "three hundred eighty-six billion, five hundred thirty-seven million, four hundred thirty-eight thousand, nine hundred sixty".