118101561610 has 32 divisors (see below), whose sum is σ = 213726114000. Its totient is φ = 46987238400.

The previous prime is 118101561607. The next prime is 118101561629. The reversal of 118101561610 is 16165101811.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 117708689569 + 392872041 = 343087^2 + 19821^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1357296 + ... + 1441684.

Almost surely, 2^118101561610 is an apocalyptic number.

118101561610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118101561610 is a deficient number, since it is larger than the sum of its proper divisors (95624552390).

118101561610 is a wasteful number, since it uses less digits than its factorization.

118101561610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85146.

The product of its (nonzero) digits is 1440, while the sum is 31.

The spelling of 118101561610 in words is "one hundred eighteen billion, one hundred one million, five hundred sixty-one thousand, six hundred ten".