30861161446810 has 16 divisors (see below), whose sum is σ = 55551902906952. Its totient is φ = 12344061844800.

The previous prime is 30861161446807. The next prime is 30861161446831. The reversal of 30861161446810 is 1864416116803.

It can be written as a sum of positive squares in 4 ways, for example, as 26723016863761 + 4138144583049 = 5169431^2 + 2034243^2 .

It is a super-2 number, since 2×30861161446810² (a number of 28 digits) contains 22 as substring.

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, 50019801 + ... + 50633020.

Almost surely, 2^{30861161446810} is an apocalyptic number.

30861161446810 is a deficient number, since it is larger than the sum of its proper divisors (24690741460142).

30861161446810 is a wasteful number, since it uses less digits than its factorization.

30861161446810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100683489.

The product of its (nonzero) digits is 663552, while the sum is 49.

The spelling of 30861161446810 in words is "thirty trillion, eight hundred sixty-one billion, one hundred sixty-one million, four hundred forty-six thousand, eight hundred ten".