44940862778 has 16 divisors (see below), whose sum is σ = 77259735360. Its totient is φ = 19205805696.

The previous prime is 44940862739. The next prime is 44940862783. The reversal of 44940862778 is 87726804944.

It is a super-2 number, since 2×44940862778² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4541888 + ... + 4551771.

It is an arithmetic number, because the mean of its divisors is an integer number (4828733460).

Almost surely, 2^44940862778 is an apocalyptic number.

44940862778 is a deficient number, since it is larger than the sum of its proper divisors (32318872582).

44940862778 is a wasteful number, since it uses less digits than its factorization.

44940862778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9094021.

The product of its (nonzero) digits is 21676032, while the sum is 59.

The spelling of 44940862778 in words is "forty-four billion, nine hundred forty million, eight hundred sixty-two thousand, seven hundred seventy-eight".