375663565121 has 8 divisors (see below), whose sum is σ = 404576438784. Its totient is φ = 346752930960.

The previous prime is 375663565111. The next prime is 375663565127. The reversal of 375663565121 is 121565366573.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-375663565121 is a prime.

It is a super-3 number, since 3×375663565121³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 375663565121.

It is not an unprimeable number, because it can be changed into a prime (375663565127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203051 + ... + 890256.

It is an arithmetic number, because the mean of its divisors is an integer number (50572054848).

Almost surely, 2^375663565121 is an apocalyptic number.

It is an amenable number.

375663565121 is a deficient number, since it is larger than the sum of its proper divisors (28912873663).

375663565121 is a wasteful number, since it uses less digits than its factorization.

375663565121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119751.

The product of its digits is 3402000, while the sum is 50.

The spelling of 375663565121 in words is "three hundred seventy-five billion, six hundred sixty-three million, five hundred sixty-five thousand, one hundred twenty-one".