45110998621 has 16 divisors (see below), whose sum is σ = 49308582400. Its totient is φ = 41019758208.

The previous prime is 45110998609. The next prime is 45110998643. The reversal of 45110998621 is 12689901154.

It is a happy number.

It is not a de Polignac number, because 45110998621 - 2⁹ = 45110998109 is a prime.

It is a super-3 number, since 3×45110998621³ (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 (45110993621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400825 + ... + 500881.

It is an arithmetic number, because the mean of its divisors is an integer number (3081786400).

Almost surely, 2^45110998621 is an apocalyptic number.

It is an amenable number.

45110998621 is a deficient number, since it is larger than the sum of its proper divisors (4197583779).

45110998621 is a wasteful number, since it uses less digits than its factorization.

45110998621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100588.

The product of its (nonzero) digits is 155520, while the sum is 46.

The spelling of 45110998621 in words is "forty-five billion, one hundred ten million, nine hundred ninety-eight thousand, six hundred twenty-one".