345684101976 has 64 divisors (see below), whose sum is σ = 1010772240000. Its totient is φ = 109163399328.

The previous prime is 345684101969. The next prime is 345684101981. The reversal of 345684101976 is 679101486543.

345684101976 is a `hidden beast` number, since 3 + 4 + 568 + 4 + 1 + 0 + 1 + 9 + 76 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42111406 + ... + 42119613.

It is an arithmetic number, because the mean of its divisors is an integer number (15793316250).

Almost surely, 2^345684101976 is an apocalyptic number.

345684101976 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

345684101976 is an abundant number, since it is smaller than the sum of its proper divisors (665088138024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345684101976 is a wasteful number, since it uses less digits than its factorization.

345684101976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84231053 (or 84231043 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 345684101976 in words is "three hundred forty-five billion, six hundred eighty-four million, one hundred one thousand, nine hundred seventy-six".