64554452534 has 32 divisors (see below), whose sum is σ = 116405904384. Its totient is φ = 26455877280.

The previous prime is 64554452527. The next prime is 64554452569. The reversal of 64554452534 is 43525445546.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2612294 + ... + 2636889.

It is an arithmetic number, because the mean of its divisors is an integer number (3637684512).

Almost surely, 2^64554452534 is an apocalyptic number.

64554452534 is a deficient number, since it is larger than the sum of its proper divisors (51851451850).

64554452534 is a wasteful number, since it uses less digits than its factorization.

64554452534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5249252.

The product of its digits is 5760000, while the sum is 47.

The spelling of 64554452534 in words is "sixty-four billion, five hundred fifty-four million, four hundred fifty-two thousand, five hundred thirty-four".