249390893476 has 12 divisors (see below), whose sum is σ = 436477095040. Its totient is φ = 124683152040.

The previous prime is 249390893459. The next prime is 249390893491. The reversal of 249390893476 is 674398093942.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3027960 + ... + 3109231.

Almost surely, 2^249390893476 is an apocalyptic number.

It is an amenable number.

249390893476 is a deficient number, since it is larger than the sum of its proper divisors (187086201564).

249390893476 is a wasteful number, since it uses less digits than its factorization.

249390893476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6147354 (or 6147352 counting only the distinct ones).

The product of its (nonzero) digits is 70543872, while the sum is 64.

The spelling of 249390893476 in words is "two hundred forty-nine billion, three hundred ninety million, eight hundred ninety-three thousand, four hundred seventy-six".