45030531143 has 48 divisors (see below), whose sum is σ = 50720748480. Its totient is φ = 39940992000.

The previous prime is 45030531137. The next prime is 45030531167. The reversal of 45030531143 is 34113503054.

It is a de Polignac number, because none of the positive numbers 2^k-45030531143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45030531193) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88468373 + ... + 88468881.

It is an arithmetic number, because the mean of its divisors is an integer number (1056682260).

Almost surely, 2^45030531143 is an apocalyptic number.

45030531143 is a deficient number, since it is larger than the sum of its proper divisors (5690217337).

45030531143 is a wasteful number, since it uses less digits than its factorization.

45030531143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780 (or 767 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 45030531143 in words is "forty-five billion, thirty million, five hundred thirty-one thousand, one hundred forty-three".