45043032453 has 8 divisors (see below), whose sum is σ = 60066933216. Its totient is φ = 30023910000.

The previous prime is 45043032443. The next prime is 45043032479. The reversal of 45043032453 is 35423034054.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45043032453 - 2⁵ = 45043032421 is a prime.

It is a super-2 number, since 2×45043032453² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45043032403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172523 + ... + 1210328.

It is an arithmetic number, because the mean of its divisors is an integer number (7508366652).

Almost surely, 2^45043032453 is an apocalyptic number.

It is an amenable number.

45043032453 is a deficient number, since it is larger than the sum of its proper divisors (15023900763).

45043032453 is a wasteful number, since it uses less digits than its factorization.

45043032453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2389155.

The product of its (nonzero) digits is 86400, while the sum is 33.

The spelling of 45043032453 in words is "forty-five billion, forty-three million, thirty-two thousand, four hundred fifty-three".