45440142555 has 32 divisors (see below), whose sum is σ = 73168704000. Its totient is φ = 24080136192.

The previous prime is 45440142541. The next prime is 45440142589. The reversal of 45440142555 is 55524104454.

45440142555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45440142555 - 2⁵ = 45440142523 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3750267 + ... + 3762363.

It is an arithmetic number, because the mean of its divisors is an integer number (2286522000).

Almost surely, 2^45440142555 is an apocalyptic number.

45440142555 is a deficient number, since it is larger than the sum of its proper divisors (27728561445).

45440142555 is a wasteful number, since it uses less digits than its factorization.

45440142555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13683.

The product of its (nonzero) digits is 320000, while the sum is 39.

The spelling of 45440142555 in words is "forty-five billion, four hundred forty million, one hundred forty-two thousand, five hundred fifty-five".