1361265013170 has 64 divisors (see below), whose sum is σ = 3630262400640. Its totient is φ = 362981767104.

The previous prime is 1361265013111. The next prime is 1361265013217. The reversal of 1361265013170 is 713105621631.

1361265013170 is a `hidden beast` number, since 1 + 3 + 61 + 26 + 501 + 3 + 1 + 70 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4523337 + ... + 4814883.

It is an arithmetic number, because the mean of its divisors is an integer number (56722850010).

Almost surely, 2^{1361265013170} is an apocalyptic number.

1361265013170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1361265013170 is an abundant number, since it is smaller than the sum of its proper divisors (2268997387470).

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

1361265013170 is a wasteful number, since it uses less digits than its factorization.

1361265013170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308856 (or 308850 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The spelling of 1361265013170 in words is "one trillion, three hundred sixty-one billion, two hundred sixty-five million, thirteen thousand, one hundred seventy".