5445972263 has 4 divisors (see below), whose sum is σ = 5633764440. Its totient is φ = 5258180088.

The previous prime is 5445972247. The next prime is 5445972281. The reversal of 5445972263 is 3622795445.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3622795445 = 5 ⋅724559089.

It is a cyclic number.

It is not a de Polignac number, because 5445972263 - 2⁴ = 5445972247 is a prime.

It is a super-2 number, since 2×5445972263² = 59317227778730682338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5445972283) 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, 93896045 + ... + 93896102.

It is an arithmetic number, because the mean of its divisors is an integer number (1408441110).

Almost surely, 2^5445972263 is an apocalyptic number.

5445972263 is a deficient number, since it is larger than the sum of its proper divisors (187792177).

5445972263 is a wasteful number, since it uses less digits than its factorization.

5445972263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187792176.

The product of its digits is 1814400, while the sum is 47.

The square root of 5445972263 is about 73796.8309820957. The cubic root of 5445972263 is about 1759.3752369908.

The spelling of 5445972263 in words is "five billion, four hundred forty-five million, nine hundred seventy-two thousand, two hundred sixty-three".