49012122240 has 96 divisors (see below), whose sum is σ = 169245004500. Its totient is φ = 13069897728.

The previous prime is 49012122227. The next prime is 49012122329. The reversal of 49012122240 is 4222121094.

49012122240 is a `hidden beast` number, since 490 + 12 + 122 + 2 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 46231880256 + 2780241984 = 215016^2 + 52728^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4248765 + ... + 4260284.

Almost surely, 2^49012122240 is an apocalyptic number.

49012122240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49012122240 is an abundant number, since it is smaller than the sum of its proper divisors (120232882260).

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

49012122240 is a wasteful number, since it uses less digits than its factorization.

49012122240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8509074 (or 8509059 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 49012122240 in words is "forty-nine billion, twelve million, one hundred twenty-two thousand, two hundred forty".