610985922550680 has 32 divisors (see below), whose sum is σ = 1832957767652400. Its totient is φ = 162929579346816.

The previous prime is 610985922550667. The next prime is 610985922550723. The reversal of 610985922550680 is 86055229589016.

It is a happy number.

It is a congruent number.

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, 2545774677175 + ... + 2545774677414.

Almost surely, 2^{610985922550680} is an apocalyptic number.

610985922550680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

610985922550680 is an abundant number, since it is smaller than the sum of its proper divisors (1221971845101720).

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

610985922550680 is a wasteful number, since it uses less digits than its factorization.

610985922550680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5091549354603 (or 5091549354599 counting only the distinct ones).

The product of its (nonzero) digits is 93312000, while the sum is 66.

The spelling of 610985922550680 in words is "six hundred ten trillion, nine hundred eighty-five billion, nine hundred twenty-two million, five hundred fifty thousand, six hundred eighty".