2601691120 has 80 divisors (see below), whose sum is σ = 7136114688. Its totient is φ = 863228160.

The previous prime is 2601691097. The next prime is 2601691133. The reversal of 2601691120 is 211961062.

2601691120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57574 + ... + 92293.

Almost surely, 2^2601691120 is an apocalyptic number.

2601691120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2601691120 is an abundant number, since it is smaller than the sum of its proper divisors (4534423568).

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

2601691120 is a wasteful number, since it uses less digits than its factorization.

2601691120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149918 (or 149912 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 2601691120 is about 51006.7752362370. The cubic root of 2601691120 is about 1375.3669314937.

The spelling of 2601691120 in words is "two billion, six hundred one million, six hundred ninety-one thousand, one hundred twenty".