445942004015 has 64 divisors (see below), whose sum is σ = 566890182144. Its totient is φ = 336354213888.

The previous prime is 445942003999. The next prime is 445942004033. The reversal of 445942004015 is 510400249544.

It is a cyclic number.

It is not a de Polignac number, because 445942004015 - 2⁴ = 445942003999 is a prime.

It is a super-2 number, since 2×445942004015² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 445942004015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 440218649 + ... + 440219661.

It is an arithmetic number, because the mean of its divisors is an integer number (8857659096).

Almost surely, 2^445942004015 is an apocalyptic number.

445942004015 is a deficient number, since it is larger than the sum of its proper divisors (120948178129).

445942004015 is a wasteful number, since it uses less digits than its factorization.

445942004015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 445942004015 in words is "four hundred forty-five billion, nine hundred forty-two million, four thousand, fifteen".