10161211564620 has 96 divisors (see below), whose sum is σ = 31619951193600. Its totient is φ = 2709031303872.

The previous prime is 10161211564589. The next prime is 10161211564631. The reversal of 10161211564620 is 2646511216101.

10161211564620 is a `hidden beast` number, since 1 + 0 + 1 + 6 + 1 + 2 + 1 + 1 + 5 + 646 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 174697 + ... + 4511423.

It is an arithmetic number, because the mean of its divisors is an integer number (329374491600).

Almost surely, 2^{10161211564620} is an apocalyptic number.

10161211564620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10161211564620 is an abundant number, since it is smaller than the sum of its proper divisors (21458739628980).

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

10161211564620 is a wasteful number, since it uses less digits than its factorization.

10161211564620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4341084 (or 4341076 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 10161211564620 in words is "ten trillion, one hundred sixty-one billion, two hundred eleven million, five hundred sixty-four thousand, six hundred twenty".