45211051515 has 64 divisors (see below), whose sum is σ = 83299507200. Its totient is φ = 20511429120.

The previous prime is 45211051499. The next prime is 45211051547. The reversal of 45211051515 is 51515011254.

It is not a de Polignac number, because 45211051515 - 2⁴ = 45211051499 is a prime.

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, 10393561 + ... + 10397909.

It is an arithmetic number, because the mean of its divisors is an integer number (1301554800).

Almost surely, 2^45211051515 is an apocalyptic number.

45211051515 is a deficient number, since it is larger than the sum of its proper divisors (38088455685).

45211051515 is a wasteful number, since it uses less digits than its factorization.

45211051515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5092.

The product of its (nonzero) digits is 5000, while the sum is 30.

Adding to 45211051515 its reverse (51515011254), we get a palindrome (96726062769).

The spelling of 45211051515 in words is "forty-five billion, two hundred eleven million, fifty-one thousand, five hundred fifteen".