32015645454454 has 16 divisors (see below), whose sum is σ = 48048222625488. Its totient is φ = 15999572229472.

The previous prime is 32015645454431. The next prime is 32015645454461. The reversal of 32015645454454 is 45445454651023.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67244124 + ... + 67718560.

It is an arithmetic number, because the mean of its divisors is an integer number (3003013914093).

Almost surely, 2^{32015645454454} is an apocalyptic number.

32015645454454 is a deficient number, since it is larger than the sum of its proper divisors (16032577171034).

32015645454454 is a wasteful number, since it uses less digits than its factorization.

32015645454454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491759.

The product of its (nonzero) digits is 23040000, while the sum is 52.

The spelling of 32015645454454 in words is "thirty-two trillion, fifteen billion, six hundred forty-five million, four hundred fifty-four thousand, four hundred fifty-four".