49442190736 has 15 divisors (see below), whose sum is σ = 95795967841. Its totient is φ = 24720650656.

The previous prime is 49442190709. The next prime is 49442190827. The reversal of 49442190736 is 63709124494.

The square root of 49442190736 is 222356.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 512750736 + 48929440000 = 22644^2 + 221200^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49442190736.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 861630 + ... + 917218.

Almost surely, 2^49442190736 is an apocalyptic number.

49442190736 is the 222356-th square number.

It is an amenable number.

49442190736 is a deficient number, since it is larger than the sum of its proper divisors (46353777105).

49442190736 is an frugal number, since it uses more digits than its factorization.

49442190736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111186 (or 55591 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

Multiplying 49442190736 by its sum of digits (49), we get a square (2422667346064 = 1556492²).

The spelling of 49442190736 in words is "forty-nine billion, four hundred forty-two million, one hundred ninety thousand, seven hundred thirty-six".