45021967355 has 4 divisors (see below), whose sum is σ = 54026360832. Its totient is φ = 36017573880.

The previous prime is 45021967327. The next prime is 45021967429. The reversal of 45021967355 is 55376912054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55376912054 = 2 ⋅27688456027.

It is not a de Polignac number, because 45021967355 - 2⁸ = 45021967099 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4502196731 + ... + 4502196740.

It is an arithmetic number, because the mean of its divisors is an integer number (13506590208).

Almost surely, 2^45021967355 is an apocalyptic number.

45021967355 is a deficient number, since it is larger than the sum of its proper divisors (9004393477).

45021967355 is an equidigital number, since it uses as much as digits as its factorization.

45021967355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9004393476.

The product of its (nonzero) digits is 1134000, while the sum is 47.

The spelling of 45021967355 in words is "forty-five billion, twenty-one million, nine hundred sixty-seven thousand, three hundred fifty-five".