1611316070 has 64 divisors (see below), whose sum is σ = 3637146240. Its totient is φ = 500318208.

The previous prime is 1611316061. The next prime is 1611316073. The reversal of 1611316070 is 706131161.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1611316073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31526 + ... + 64934.

It is an arithmetic number, because the mean of its divisors is an integer number (56830410).

Almost surely, 2^1611316070 is an apocalyptic number.

1611316070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1611316070 is an abundant number, since it is smaller than the sum of its proper divisors (2025830170).

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

1611316070 is a wasteful number, since it uses less digits than its factorization.

1611316070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33489.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 1611316070 is about 40141.2016511713. The cubic root of 1611316070 is about 1172.3579859610.

The spelling of 1611316070 in words is "one billion, six hundred eleven million, three hundred sixteen thousand, seventy".