32454545578 has 16 divisors (see below), whose sum is σ = 59916084480. Its totient is φ = 12839160816.

The previous prime is 32454545551. The next prime is 32454545579. The reversal of 32454545578 is 87554545423.

It is not an unprimeable number, because it can be changed into a prime (32454545579) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89160658 + ... + 89161021.

It is an arithmetic number, because the mean of its divisors is an integer number (3744755280).

Almost surely, 2^32454545578 is an apocalyptic number.

32454545578 is a deficient number, since it is larger than the sum of its proper divisors (27461538902).

32454545578 is a wasteful number, since it uses less digits than its factorization.

32454545578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178321701.

The product of its digits is 13440000, while the sum is 52.

The spelling of 32454545578 in words is "thirty-two billion, four hundred fifty-four million, five hundred forty-five thousand, five hundred seventy-eight".