49321953144 has 24 divisors (see below), whose sum is σ = 133580289960. Its totient is φ = 16440651024.

The previous prime is 49321953133. The next prime is 49321953151. The reversal of 49321953144 is 44135912394.

49321953144 is a `hidden beast` number, since 4 + 9 + 321 + 9 + 5 + 314 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 49321953144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 342513492 + ... + 342513635.

It is an arithmetic number, because the mean of its divisors is an integer number (5565845415).

Almost surely, 2^49321953144 is an apocalyptic number.

It is an amenable number.

49321953144 is an abundant number, since it is smaller than the sum of its proper divisors (84258336816).

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

49321953144 is a wasteful number, since it uses less digits than its factorization.

49321953144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685027139 (or 685027132 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The spelling of 49321953144 in words is "forty-nine billion, three hundred twenty-one million, nine hundred fifty-three thousand, one hundred forty-four".