346851460785987 has 24 divisors (see below), whose sum is σ = 520049533035760. Its totient is φ = 231017998030560.

The previous prime is 346851460785983. The next prime is 346851460785997. The reversal of 346851460785987 is 789587064158643.

346851460785987 is a `hidden beast` number, since 3 + 4 + 6 + 8 + 5 + 1 + 460 + 78 + 5 + 9 + 87 = 666.

It is not a de Polignac number, because 346851460785987 - 2² = 346851460785983 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346851460785983) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 667360564 + ... + 667880097.

Almost surely, 2^{346851460785987} is an apocalyptic number.

346851460785987 is a deficient number, since it is larger than the sum of its proper divisors (173198072249773).

346851460785987 is a wasteful number, since it uses less digits than its factorization.

346851460785987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335241745 (or 1335241733 counting only the distinct ones).

The product of its (nonzero) digits is 9754214400, while the sum is 81.

The spelling of 346851460785987 in words is "three hundred forty-six trillion, eight hundred fifty-one billion, four hundred sixty million, seven hundred eighty-five thousand, nine hundred eighty-seven".