397624202755 has 16 divisors (see below), whose sum is σ = 514585903104. Its totient is φ = 293211273600.

The previous prime is 397624202741. The next prime is 397624202777. The reversal of 397624202755 is 557202426793.

It is a happy number.

It is not a de Polignac number, because 397624202755 - 2¹⁷ = 397624071683 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, 4317699 + ... + 4408828.

It is an arithmetic number, because the mean of its divisors is an integer number (32161618944).

Almost surely, 2^397624202755 is an apocalyptic number.

397624202755 is a deficient number, since it is larger than the sum of its proper divisors (116961700349).

397624202755 is a wasteful number, since it uses less digits than its factorization.

397624202755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8727246.

The product of its (nonzero) digits is 6350400, while the sum is 52.

The spelling of 397624202755 in words is "three hundred ninety-seven billion, six hundred twenty-four million, two hundred two thousand, seven hundred fifty-five".