45342732243 has 16 divisors (see below), whose sum is σ = 63710159616. Its totient is φ = 28627922400.

The previous prime is 45342732223. The next prime is 45342732263. The reversal of 45342732243 is 34223724354.

It is an interprime number because it is at equal distance from previous prime (45342732223) and next prime (45342732263).

It is not a de Polignac number, because 45342732243 - 2⁶ = 45342732179 is a prime.

It is a super-2 number, since 2×45342732243² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45342732223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3246205 + ... + 3260142.

It is an arithmetic number, because the mean of its divisors is an integer number (3981884976).

Almost surely, 2^45342732243 is an apocalyptic number.

45342732243 is a deficient number, since it is larger than the sum of its proper divisors (18367427373).

45342732243 is a wasteful number, since it uses less digits than its factorization.

45342732243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6506474.

The product of its digits is 483840, while the sum is 39.

The spelling of 45342732243 in words is "forty-five billion, three hundred forty-two million, seven hundred thirty-two thousand, two hundred forty-three".