44555566662 has 48 divisors (see below), whose sum is σ = 102256981632. Its totient is φ = 13972573440.

The previous prime is 44555566661. The next prime is 44555566669. The reversal of 44555566662 is 26666555544.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 44555566599 and 44555566608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44555566661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 764748 + ... + 820944.

It is an arithmetic number, because the mean of its divisors is an integer number (2130353784).

Almost surely, 2^44555566662 is an apocalyptic number.

44555566662 is an abundant number, since it is smaller than the sum of its proper divisors (57701414970).

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

44555566662 is a wasteful number, since it uses less digits than its factorization.

44555566662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58813 (or 58810 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 54.

The spelling of 44555566662 in words is "forty-four billion, five hundred fifty-five million, five hundred sixty-six thousand, six hundred sixty-two".