44442662394 has 32 divisors (see below), whose sum is σ = 95851615104. Its totient is φ = 13656242880.

The previous prime is 44442662393. The next prime is 44442662419. The reversal of 44442662394 is 49326624444.

It is a super-2 number, since 2×44442662394² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44442662393) 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, 325477 + ... + 441384.

It is an arithmetic number, because the mean of its divisors is an integer number (2995362972).

Almost surely, 2^44442662394 is an apocalyptic number.

44442662394 is an abundant number, since it is smaller than the sum of its proper divisors (51408952710).

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

44442662394 is a wasteful number, since it uses less digits than its factorization.

44442662394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767622.

The product of its digits is 3981312, while the sum is 48.

The spelling of 44442662394 in words is "forty-four billion, four hundred forty-two million, six hundred sixty-two thousand, three hundred ninety-four".