45404152523 has 4 divisors (see below), whose sum is σ = 45405302688. Its totient is φ = 45403002360.

The previous prime is 45404152463. The next prime is 45404152531. The reversal of 45404152523 is 32525140454.

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 45404152523 - 2¹⁴ = 45404136139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45404152543) 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, 513683 + ... + 595548.

It is an arithmetic number, because the mean of its divisors is an integer number (11351325672).

Almost surely, 2^45404152523 is an apocalyptic number.

45404152523 is a deficient number, since it is larger than the sum of its proper divisors (1150165).

45404152523 is a wasteful number, since it uses less digits than its factorization.

45404152523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150164.

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 45404152523 its reverse (32525140454), we get a palindrome (77929292977).

The spelling of 45404152523 in words is "forty-five billion, four hundred four million, one hundred fifty-two thousand, five hundred twenty-three".