1613770560 has 224 divisors, whose sum is σ = 6028456320. Its totient is φ = 404987904.

The previous prime is 1613770549. The next prime is 1613770621. The reversal of 1613770560 is 650773161.

1613770560 is a `hidden beast` number, since 1 + 61 + 37 + 7 + 0 + 560 = 666.

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

It is a congruent number.

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, 141387 + ... + 152373.

Almost surely, 2^1613770560 is an apocalyptic number.

1613770560 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 1613770560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3014228160).

1613770560 is an abundant number, since it is smaller than the sum of its proper divisors (4414685760).

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

1613770560 is a wasteful number, since it uses less digits than its factorization.

1613770560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11030 (or 11014 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 1613770560 is about 40171.7632174641. The cubic root of 1613770560 is about 1172.9529615297.

The spelling of 1613770560 in words is "one billion, six hundred thirteen million, seven hundred seventy thousand, five hundred sixty".