249379913402 has 8 divisors (see below), whose sum is σ = 374491597536. Its totient is φ = 124549380892.

The previous prime is 249379913401. The next prime is 249379913417. The reversal of 249379913402 is 204319973942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (249379913401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70285688 + ... + 70289235.

It is an arithmetic number, because the mean of its divisors is an integer number (46811449692).

Almost surely, 2^249379913402 is an apocalyptic number.

249379913402 is a deficient number, since it is larger than the sum of its proper divisors (125111684134).

249379913402 is a wasteful number, since it uses less digits than its factorization.

249379913402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140575812.

The product of its (nonzero) digits is 2939328, while the sum is 53.

The spelling of 249379913402 in words is "two hundred forty-nine billion, three hundred seventy-nine million, nine hundred thirteen thousand, four hundred two".