45045503901 has 12 divisors (see below), whose sum is σ = 67164622720. Its totient is φ = 29061615240.

The previous prime is 45045503821. The next prime is 45045503927. The reversal of 45045503901 is 10930554054.

It is not a de Polignac number, because 45045503901 - 2¹⁷ = 45045372829 is a prime.

It is a super-3 number, since 3×45045503901³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45045503501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80726431 + ... + 80726988.

Almost surely, 2^45045503901 is an apocalyptic number.

It is an amenable number.

45045503901 is a deficient number, since it is larger than the sum of its proper divisors (22119118819).

45045503901 is a wasteful number, since it uses less digits than its factorization.

45045503901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161453456 (or 161453453 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 45045503901 in words is "forty-five billion, forty-five million, five hundred three thousand, nine hundred one".