121606708650670 has 16 divisors (see below), whose sum is σ = 219847936167360. Its totient is φ = 48430269994464.

The previous prime is 121606708650667. The next prime is 121606708650773. The reversal of 121606708650670 is 76056807606121.

It is a congruent number.

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, 26551680822 + ... + 26551685401.

It is an arithmetic number, because the mean of its divisors is an integer number (13740496010460).

Almost surely, 2^{121606708650670} is an apocalyptic number.

121606708650670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121606708650670 is a deficient number, since it is larger than the sum of its proper divisors (98241227516690).

121606708650670 is a wasteful number, since it uses less digits than its factorization.

121606708650670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53103366459.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 121606708650670 in words is "one hundred twenty-one trillion, six hundred six billion, seven hundred eight million, six hundred fifty thousand, six hundred seventy".