64896534263998 has 8 divisors (see below), whose sum is σ = 97350339010680. Its totient is φ = 32446421260440.

The previous prime is 64896534263993. The next prime is 64896534263999. The reversal of 64896534263998 is 89936243569846.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64896534263993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 922891833 + ... + 922962148.

It is an arithmetic number, because the mean of its divisors is an integer number (12168792376335).

Almost surely, 2^{64896534263998} is an apocalyptic number.

64896534263998 is a deficient number, since it is larger than the sum of its proper divisors (32453804746682).

64896534263998 is a wasteful number, since it uses less digits than its factorization.

64896534263998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1845871562.

The product of its digits is 14511882240, while the sum is 82.

The spelling of 64896534263998 in words is "sixty-four trillion, eight hundred ninety-six billion, five hundred thirty-four million, two hundred sixty-three thousand, nine hundred ninety-eight".