45019527579 has 48 divisors (see below), whose sum is σ = 70432345984. Its totient is φ = 27545702400.

The previous prime is 45019527571. The next prime is 45019527607. The reversal of 45019527579 is 97572591054.

It is a happy number.

45019527579 is a `hidden beast` number, since 4 + 5 + 0 + 19 + 52 + 7 + 579 = 666.

It is not a de Polignac number, because 45019527579 - 2³ = 45019527571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45019527571) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34709859 + ... + 34711155.

Almost surely, 2^45019527579 is an apocalyptic number.

45019527579 is a deficient number, since it is larger than the sum of its proper divisors (25412818405).

45019527579 is a wasteful number, since it uses less digits than its factorization.

45019527579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788 (or 2785 counting only the distinct ones).

The product of its (nonzero) digits is 3969000, while the sum is 54.

It can be divided in two parts, 450195 and 27579, that added together give a palindrome (477774).

The spelling of 45019527579 in words is "forty-five billion, nineteen million, five hundred twenty-seven thousand, five hundred seventy-nine".