45502301731 has 4 divisors (see below), whose sum is σ = 45541427832. Its totient is φ = 45463175632.

The previous prime is 45502301699. The next prime is 45502301773. The reversal of 45502301731 is 13710320554.

It is a happy number.

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 45502301731 - 2⁵ = 45502301699 is a prime.

It is a super-2 number, since 2×45502301731² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45502301693 and 45502301702.

It is not an unprimeable number, because it can be changed into a prime (45502305731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19561306 + ... + 19563631.

It is an arithmetic number, because the mean of its divisors is an integer number (11385356958).

Almost surely, 2^45502301731 is an apocalyptic number.

45502301731 is a deficient number, since it is larger than the sum of its proper divisors (39126101).

45502301731 is a wasteful number, since it uses less digits than its factorization.

45502301731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39126100.

The product of its (nonzero) digits is 12600, while the sum is 31.

The spelling of 45502301731 in words is "forty-five billion, five hundred two million, three hundred one thousand, seven hundred thirty-one".