2501761740 has 24 divisors (see below), whose sum is σ = 7004933040. Its totient is φ = 667136448.

The previous prime is 2501761723. The next prime is 2501761741. The reversal of 2501761740 is 471671052.

It is not an unprimeable number, because it can be changed into a prime (2501761741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20847955 + ... + 20848074.

It is an arithmetic number, because the mean of its divisors is an integer number (291872210).

Almost surely, 2^2501761740 is an apocalyptic number.

2501761740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2501761740 is an abundant number, since it is smaller than the sum of its proper divisors (4503171300).

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

2501761740 is a wasteful number, since it uses less digits than its factorization.

2501761740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41696041 (or 41696039 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 2501761740 is about 50017.6142973653. The cubic root of 2501761740 is about 1357.5275399790.

The spelling of 2501761740 in words is "two billion, five hundred one million, seven hundred sixty-one thousand, seven hundred forty".