44949076181 has 16 divisors (see below), whose sum is σ = 46919948544. Its totient is φ = 43025745984.

The previous prime is 44949076177. The next prime is 44949076187. The reversal of 44949076181 is 18167094944.

It is not a de Polignac number, because 44949076181 - 2² = 44949076177 is a prime.

It is a super-2 number, since 2×44949076181² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44949076187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 761186 + ... + 818108.

It is an arithmetic number, because the mean of its divisors is an integer number (2932496784).

Almost surely, 2^44949076181 is an apocalyptic number.

It is an amenable number.

44949076181 is a deficient number, since it is larger than the sum of its proper divisors (1970872363).

44949076181 is a wasteful number, since it uses less digits than its factorization.

44949076181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57340.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 44949076181 in words is "forty-four billion, nine hundred forty-nine million, seventy-six thousand, one hundred eighty-one".