45008787619 has 4 divisors (see below), whose sum is σ = 45012168144. Its totient is φ = 45005407096.

The previous prime is 45008787581. The next prime is 45008787623. The reversal of 45008787619 is 91678780054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45008787619 - 2¹⁵ = 45008754851 is a prime.

It is a super-3 number, since 3×45008787619³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 45008787619.

It is not an unprimeable number, because it can be changed into a prime (45008787119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1670212 + ... + 1696945.

It is an arithmetic number, because the mean of its divisors is an integer number (11253042036).

Almost surely, 2^45008787619 is an apocalyptic number.

45008787619 is a deficient number, since it is larger than the sum of its proper divisors (3380525).

45008787619 is a wasteful number, since it uses less digits than its factorization.

45008787619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3380524.

The product of its (nonzero) digits is 3386880, while the sum is 55.

The spelling of 45008787619 in words is "forty-five billion, eight million, seven hundred eighty-seven thousand, six hundred nineteen".