49144961236 has 48 divisors (see below), whose sum is σ = 99401702400. Its totient is φ = 20824708608.

The previous prime is 49144961219. The next prime is 49144961279. The reversal of 49144961236 is 63216944194.

It is a super-3 number, since 3×49144961236³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 49144961236.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1445100 + ... + 1478716.

It is an arithmetic number, because the mean of its divisors is an integer number (2070868800).

Almost surely, 2^49144961236 is an apocalyptic number.

It is an amenable number.

49144961236 is an abundant number, since it is smaller than the sum of its proper divisors (50256741164).

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

49144961236 is a wasteful number, since it uses less digits than its factorization.

49144961236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34216 (or 34214 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 49.

The spelling of 49144961236 in words is "forty-nine billion, one hundred forty-four million, nine hundred sixty-one thousand, two hundred thirty-six".