2601122240 has 56 divisors (see below), whose sum is σ = 6286420752. Its totient is φ = 1024911360.

The previous prime is 2601122219. The next prime is 2601122257. The reversal of 2601122240 is 422211062.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 39221 + ... + 82100.

Almost surely, 2^2601122240 is an apocalyptic number.

2601122240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2601122240 is an abundant number, since it is smaller than the sum of its proper divisors (3685298512).

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

2601122240 is a wasteful number, since it uses less digits than its factorization.

2601122240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121405 (or 121395 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2601122240 is about 51001.1984172921. The cubic root of 2601122240 is about 1375.2666792939.

The spelling of 2601122240 in words is "two billion, six hundred one million, one hundred twenty-two thousand, two hundred forty".