45973405149 has 16 divisors (see below), whose sum is σ = 70058486400. Its totient is φ = 26269102080.

The previous prime is 45973405147. The next prime is 45973405193. The reversal of 45973405149 is 94150437954.

It is a happy number.

It is not a de Polignac number, because 45973405149 - 2¹ = 45973405147 is a prime.

It is a super-2 number, since 2×45973405149² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45973405147) 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, 437277 + ... + 532125.

It is an arithmetic number, because the mean of its divisors is an integer number (4378655400).

Almost surely, 2^45973405149 is an apocalyptic number.

It is an amenable number.

45973405149 is a deficient number, since it is larger than the sum of its proper divisors (24085081251).

45973405149 is a wasteful number, since it uses less digits than its factorization.

45973405149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117940.

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 45973405149 in words is "forty-five billion, nine hundred seventy-three million, four hundred five thousand, one hundred forty-nine".