1610715660 has 96 divisors (see below), whose sum is σ = 4787294400. Its totient is φ = 403243008.

The previous prime is 1610715653. The next prime is 1610715703. The reversal of 1610715660 is 665170161.

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, 456222 + ... + 459738.

It is an arithmetic number, because the mean of its divisors is an integer number (49867650).

Almost surely, 2^1610715660 is an apocalyptic number.

1610715660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1610715660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2393647200).

1610715660 is an abundant number, since it is smaller than the sum of its proper divisors (3176578740).

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

1610715660 is a wasteful number, since it uses less digits than its factorization.

1610715660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3995 (or 3993 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 1610715660 is about 40133.7222295665. The cubic root of 1610715660 is about 1172.2123528523.

The spelling of 1610715660 in words is "one billion, six hundred ten million, seven hundred fifteen thousand, six hundred sixty".