664150051466 has 8 divisors (see below), whose sum is σ = 1086790993344. Its totient is φ = 301886387020.

The previous prime is 664150051373. The next prime is 664150051471.

664150051466 is nontrivially palindromic in base 10.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15094319330 + ... + 15094319373.

It is an arithmetic number, because the mean of its divisors is an integer number (135848874168).

Almost surely, 2^664150051466 is an apocalyptic number.

664150051466 is a deficient number, since it is larger than the sum of its proper divisors (422640941878).

664150051466 is a wasteful number, since it uses less digits than its factorization.

664150051466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30188638716.

The product of its (nonzero) digits is 518400, while the sum is 44.

It can be divided in two parts, 6641500 and 51466, that added together give a palindrome (6692966).

The spelling of 664150051466 in words is "six hundred sixty-four billion, one hundred fifty million, fifty-one thousand, four hundred sixty-six".