249264033936 has 40 divisors (see below), whose sum is σ = 644240890944. Its totient is φ = 83048165760.

The previous prime is 249264033923. The next prime is 249264033947. The reversal of 249264033936 is 639330462942.

It is a happy number.

It is a super-2 number, since 2×249264033936² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1143955 + ... + 1344306.

Almost surely, 2^249264033936 is an apocalyptic number.

It is an amenable number.

249264033936 is an abundant number, since it is smaller than the sum of its proper divisors (394976857008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

249264033936 is a wasteful number, since it uses less digits than its factorization.

249264033936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2490359 (or 2490353 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 51.

The spelling of 249264033936 in words is "two hundred forty-nine billion, two hundred sixty-four million, thirty-three thousand, nine hundred thirty-six".