297977400227 has 24 divisors (see below), whose sum is σ = 323501368320. Its totient is φ = 274341656160.

The previous prime is 297977400221. The next prime is 297977400251. The reversal of 297977400227 is 722004779792.

It is a happy number.

It is not a de Polignac number, because 297977400227 - 2³⁶ = 229257923491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (297977400221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 159260102 + ... + 159261972.

It is an arithmetic number, because the mean of its divisors is an integer number (13479223680).

Almost surely, 2^297977400227 is an apocalyptic number.

297977400227 is a deficient number, since it is larger than the sum of its proper divisors (25523968093).

297977400227 is a wasteful number, since it uses less digits than its factorization.

297977400227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3843 (or 3830 counting only the distinct ones).

The product of its (nonzero) digits is 6223392, while the sum is 56.

The spelling of 297977400227 in words is "two hundred ninety-seven billion, nine hundred seventy-seven million, four hundred thousand, two hundred twenty-seven".