1164421406610 has 576 divisors, whose sum is σ = 4020504284160. Its totient is φ = 228238560000.

The previous prime is 1164421406609. The next prime is 1164421406639. The reversal of 1164421406610 is 166041244611.

1164421406610 is a `hidden beast` number, since 1 + 1 + 6 + 442 + 140 + 66 + 10 = 666.

It is a super-2 number, since 2×1164421406610² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 363539269 + ... + 363542471.

It is an arithmetic number, because the mean of its divisors is an integer number (6980042160).

Almost surely, 2^{1164421406610} is an apocalyptic number.

1164421406610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1164421406610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2010252142080).

1164421406610 is an abundant number, since it is smaller than the sum of its proper divisors (2856082877550).

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

1164421406610 is a wasteful number, since it uses less digits than its factorization.

1164421406610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3515 (or 3501 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 1164421406610 in words is "one trillion, one hundred sixty-four billion, four hundred twenty-one million, four hundred six thousand, six hundred ten".