146868537617665 has 8 divisors (see below), whose sum is σ = 176243408544960. Its totient is φ = 117494054491632.

The previous prime is 146868537617591. The next prime is 146868537617699. The reversal of 146868537617665 is 566716735868641.

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

It is a cyclic number.

It is not a de Polignac number, because 146868537617665 - 2¹³ = 146868537609473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96116475 + ... + 97632544.

It is an arithmetic number, because the mean of its divisors is an integer number (22030426068120).

Almost surely, 2^{146868537617665} is an apocalyptic number.

It is an amenable number.

146868537617665 is a deficient number, since it is larger than the sum of its proper divisors (29374870927295).

146868537617665 is a wasteful number, since it uses less digits than its factorization.

146868537617665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193900631.

The product of its digits is 7315660800, while the sum is 79.

The spelling of 146868537617665 in words is "one hundred forty-six trillion, eight hundred sixty-eight billion, five hundred thirty-seven million, six hundred seventeen thousand, six hundred sixty-five".