249548363122 has 16 divisors (see below), whose sum is σ = 386845760952. Its totient is φ = 120653639680.

The previous prime is 249548363117. The next prime is 249548363123. The reversal of 249548363122 is 221363845942.

It can be written as a sum of positive squares in 4 ways, for example, as 10934675761 + 238613687361 = 104569^2 + 488481^2 .

It is not an unprimeable number, because it can be changed into a prime (249548363123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13456543 + ... + 13475074.

Almost surely, 2^249548363122 is an apocalyptic number.

249548363122 is a deficient number, since it is larger than the sum of its proper divisors (137297397830).

249548363122 is a wasteful number, since it uses less digits than its factorization.

249548363122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26931773.

The product of its digits is 2488320, while the sum is 49.

The spelling of 249548363122 in words is "two hundred forty-nine billion, five hundred forty-eight million, three hundred sixty-three thousand, one hundred twenty-two".