395880538077 has 16 divisors (see below), whose sum is σ = 586881000000. Its totient is φ = 263744267472.

The previous prime is 395880538069. The next prime is 395880538103. The reversal of 395880538077 is 770835088593.

395880538077 is a `hidden beast` number, since 3 + 95 + 8 + 8 + 0 + 538 + 0 + 7 + 7 = 666.

It is not a de Polignac number, because 395880538077 - 2³ = 395880538069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (395880538477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4850202 + ... + 4931147.

It is an arithmetic number, because the mean of its divisors is an integer number (36680062500).

Almost surely, 2^395880538077 is an apocalyptic number.

It is an amenable number.

395880538077 is a deficient number, since it is larger than the sum of its proper divisors (191000461923).

395880538077 is a wasteful number, since it uses less digits than its factorization.

395880538077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9782857 (or 9782851 counting only the distinct ones).

The product of its (nonzero) digits is 50803200, while the sum is 63.

The spelling of 395880538077 in words is "three hundred ninety-five billion, eight hundred eighty million, five hundred thirty-eight thousand, seventy-seven".