508378655906 has 32 divisors (see below), whose sum is σ = 919124039808. Its totient is φ = 208032183040.

The previous prime is 508378655867. The next prime is 508378656013. The reversal of 508378655906 is 609556873805.

It is a super-2 number, since 2×508378655906² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29541425 + ... + 29558628.

It is an arithmetic number, because the mean of its divisors is an integer number (28722626244).

Almost surely, 2^508378655906 is an apocalyptic number.

508378655906 is a deficient number, since it is larger than the sum of its proper divisors (410745383902).

508378655906 is a wasteful number, since it uses less digits than its factorization.

508378655906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59100106.

The product of its (nonzero) digits is 54432000, while the sum is 62.

The spelling of 508378655906 in words is "five hundred eight billion, three hundred seventy-eight million, six hundred fifty-five thousand, nine hundred six".