44151640550 has 24 divisors (see below), whose sum is σ = 82161707832. Its totient is φ = 17652128000.

The previous prime is 44151640543. The next prime is 44151640567. The reversal of 44151640550 is 5504615144.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 44151640550.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108116 + ... + 316215.

It is an arithmetic number, because the mean of its divisors is an integer number (3423404493).

Almost surely, 2^44151640550 is an apocalyptic number.

44151640550 is a deficient number, since it is larger than the sum of its proper divisors (38010067282).

44151640550 is a wasteful number, since it uses less digits than its factorization.

44151640550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426424 (or 426419 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 44151640550 in words is "forty-four billion, one hundred fifty-one million, six hundred forty thousand, five hundred fifty".