49044161536 has 44 divisors (see below), whose sum is σ = 101421194220. Its totient is φ = 23676477440.

The previous prime is 49044161533. The next prime is 49044161549. The reversal of 49044161536 is 63516144094.

It can be written as a sum of positive squares in 2 ways, for example, as 36557440000 + 12486721536 = 191200^2 + 111744^2 .

It is a junction number, because it is equal to n+sod(n) for n = 49044161492 and 49044161501.

It is not an unprimeable number, because it can be changed into a prime (49044161531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 796075 + ... + 855466.

Almost surely, 2^49044161536 is an apocalyptic number.

It is an amenable number.

49044161536 is an abundant number, since it is smaller than the sum of its proper divisors (52377032684).

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

49044161536 is a wasteful number, since it uses less digits than its factorization.

49044161536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651590 (or 1651572 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 49044161536 in words is "forty-nine billion, forty-four million, one hundred sixty-one thousand, five hundred thirty-six".