61090770320001 has 8 divisors (see below), whose sum is σ = 90504844918560. Its totient is φ = 40727180213316.

The previous prime is 61090770319987. The next prime is 61090770320039. The reversal of 61090770320001 is 10002307709016.

It is a happy number.

61090770320001 is a `hidden beast` number, since 610 + 9 + 0 + 7 + 7 + 0 + 32 + 0 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 61090770320001 - 2¹⁸ = 61090770057857 is a prime.

It is a super-2 number, since 2×61090770320001² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61090770321001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1131310561455 + ... + 1131310561508.

It is an arithmetic number, because the mean of its divisors is an integer number (11313105614820).

Almost surely, 2^{61090770320001} is an apocalyptic number.

It is an amenable number.

61090770320001 is a deficient number, since it is larger than the sum of its proper divisors (29414074598559).

61090770320001 is a wasteful number, since it uses less digits than its factorization.

61090770320001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2262621122972 (or 2262621122966 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The spelling of 61090770320001 in words is "sixty-one trillion, ninety billion, seven hundred seventy million, three hundred twenty thousand, one".