45132497091 has 24 divisors (see below), whose sum is σ = 71233986096. Its totient is φ = 27308370240.

The previous prime is 45132497027. The next prime is 45132497099. The reversal of 45132497091 is 19079423154.

45132497091 is a `hidden beast` number, since 4 + 513 + 2 + 49 + 7 + 0 + 91 = 666.

It is not a de Polignac number, because 45132497091 - 2⁶ = 45132497027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45132497099) 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 23 ways as a sum of consecutive naturals, for example, 311160 + ... + 432533.

It is an arithmetic number, because the mean of its divisors is an integer number (2968082754).

Almost surely, 2^45132497091 is an apocalyptic number.

45132497091 is a deficient number, since it is larger than the sum of its proper divisors (26101489005).

45132497091 is a wasteful number, since it uses less digits than its factorization.

45132497091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744323 (or 744320 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 45132497091 in words is "forty-five billion, one hundred thirty-two million, four hundred ninety-seven thousand, ninety-one".