249315752134 has 8 divisors (see below), whose sum is σ = 375931605888. Its totient is φ = 124005216840.

The previous prime is 249315752131. The next prime is 249315752197. The reversal of 249315752134 is 431257513942.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249315752131) 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, 326329137 + ... + 326329900.

It is an arithmetic number, because the mean of its divisors is an integer number (46991450736).

Almost surely, 2^249315752134 is an apocalyptic number.

249315752134 is a deficient number, since it is larger than the sum of its proper divisors (126615853754).

249315752134 is a wasteful number, since it uses less digits than its factorization.

249315752134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652659230.

The product of its digits is 907200, while the sum is 46.

The spelling of 249315752134 in words is "two hundred forty-nine billion, three hundred fifteen million, seven hundred fifty-two thousand, one hundred thirty-four".