395505673955 has 16 divisors (see below), whose sum is σ = 545161129920. Its totient is φ = 269827216512.

The previous prime is 395505673949. The next prime is 395505673963. The reversal of 395505673955 is 559376505593.

It is not a de Polignac number, because 395505673955 - 2⁸ = 395505673699 is a prime.

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, 28673720 + ... + 28687509.

It is an arithmetic number, because the mean of its divisors is an integer number (34072570620).

Almost surely, 2^395505673955 is an apocalyptic number.

395505673955 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

395505673955 is a deficient number, since it is larger than the sum of its proper divisors (149655455965).

395505673955 is a wasteful number, since it uses less digits than its factorization.

395505673955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57361438.

The product of its (nonzero) digits is 95681250, while the sum is 62.

The spelling of 395505673955 in words is "three hundred ninety-five billion, five hundred five million, six hundred seventy-three thousand, nine hundred fifty-five".