42044370555 has 16 divisors (see below), whose sum is σ = 73386537984. Its totient is φ = 20385149280.

The previous prime is 42044370547. The next prime is 42044370611. The reversal of 42044370555 is 55507344024.

42044370555 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 42044370555 - 2³ = 42044370547 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127407019 + ... + 127407348.

It is an arithmetic number, because the mean of its divisors is an integer number (4586658624).

Almost surely, 2^42044370555 is an apocalyptic number.

42044370555 is a deficient number, since it is larger than the sum of its proper divisors (31342167429).

42044370555 is a wasteful number, since it uses less digits than its factorization.

42044370555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254814386.

The product of its (nonzero) digits is 336000, while the sum is 39.

The spelling of 42044370555 in words is "forty-two billion, forty-four million, three hundred seventy thousand, five hundred fifty-five".