249396541392 has 20 divisors (see below), whose sum is σ = 644274398720. Its totient is φ = 83132180448.

The previous prime is 249396541391. The next prime is 249396541409. The reversal of 249396541392 is 293145693942.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249396541391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2597880592 + ... + 2597880687.

It is an arithmetic number, because the mean of its divisors is an integer number (32213719936).

Almost surely, 2^249396541392 is an apocalyptic number.

It is an amenable number.

249396541392 is an abundant number, since it is smaller than the sum of its proper divisors (394877857328).

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

249396541392 is a wasteful number, since it uses less digits than its factorization.

249396541392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5195761290 (or 5195761284 counting only the distinct ones).

The product of its digits is 12597120, while the sum is 57.

The spelling of 249396541392 in words is "two hundred forty-nine billion, three hundred ninety-six million, five hundred forty-one thousand, three hundred ninety-two".