44620661642 has 8 divisors (see below), whose sum is σ = 69090056832. Its totient is φ = 21590642700.

The previous prime is 44620661597. The next prime is 44620661653. The reversal of 44620661642 is 24616602644.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 44620661642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359843984 + ... + 359844107.

It is an arithmetic number, because the mean of its divisors is an integer number (8636257104).

Almost surely, 2^44620661642 is an apocalyptic number.

44620661642 is a deficient number, since it is larger than the sum of its proper divisors (24469395190).

44620661642 is a wasteful number, since it uses less digits than its factorization.

44620661642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719688124.

The product of its (nonzero) digits is 331776, while the sum is 41.

The spelling of 44620661642 in words is "forty-four billion, six hundred twenty million, six hundred sixty-one thousand, six hundred forty-two".