49159292772 has 12 divisors (see below), whose sum is σ = 114705016496. Its totient is φ = 16386430920.

The previous prime is 49159292759. The next prime is 49159292789. The reversal of 49159292772 is 27729295194.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×49159292772² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2048303854 + ... + 2048303877.

Almost surely, 2^49159292772 is an apocalyptic number.

It is an amenable number.

49159292772 is an abundant number, since it is smaller than the sum of its proper divisors (65545723724).

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

49159292772 is a wasteful number, since it uses less digits than its factorization.

49159292772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4096607738 (or 4096607736 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 57.

The spelling of 49159292772 in words is "forty-nine billion, one hundred fifty-nine million, two hundred ninety-two thousand, seven hundred seventy-two".