2501742159 has 32 divisors (see below), whose sum is σ = 4381824000. Its totient is φ = 1380268512.

The previous prime is 2501742121. The next prime is 2501742209. The reversal of 2501742159 is 9512471052.

It is not a de Polignac number, because 2501742159 - 2⁸ = 2501741903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501742109) 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 31 ways as a sum of consecutive naturals, for example, 222739 + ... + 233700.

It is an arithmetic number, because the mean of its divisors is an integer number (136932000).

Almost surely, 2^2501742159 is an apocalyptic number.

2501742159 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2501742159 is a deficient number, since it is larger than the sum of its proper divisors (1880081841).

2501742159 is a wasteful number, since it uses less digits than its factorization.

2501742159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456484 (or 456478 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 2501742159 is about 50017.4185559391. The cubic root of 2501742159 is about 1357.5239982327.

It can be divided in two parts, 25017 and 42159, that added together give a palindrome (67176).

The spelling of 2501742159 in words is "two billion, five hundred one million, seven hundred forty-two thousand, one hundred fifty-nine".