387606631876 has 6 divisors (see below), whose sum is σ = 678311605790. Its totient is φ = 193803315936.

The previous prime is 387606631861. The next prime is 387606631889. The reversal of 387606631876 is 678136606783.

It can be written as a sum of positive squares in only one way, i.e., 372800609476 + 14806022400 = 610574^2 + 121680^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48450828981 + ... + 48450828988.

Almost surely, 2^387606631876 is an apocalyptic number.

It is an amenable number.

387606631876 is a deficient number, since it is larger than the sum of its proper divisors (290704973914).

387606631876 is a wasteful number, since it uses less digits than its factorization.

387606631876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96901657973 (or 96901657971 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 61.

The spelling of 387606631876 in words is "three hundred eighty-seven billion, six hundred six million, six hundred thirty-one thousand, eight hundred seventy-six".