2542237951 has 16 divisors (see below), whose sum is σ = 2804133888. Its totient is φ = 2304628920.

The previous prime is 2542237927. The next prime is 2542237967. The reversal of 2542237951 is 1597322452.

It is a de Polignac number, because none of the positive numbers 2^k-2542237951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542237051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 507280 + ... + 512266.

It is an arithmetic number, because the mean of its divisors is an integer number (175258368).

Almost surely, 2^2542237951 is an apocalyptic number.

2542237951 is a deficient number, since it is larger than the sum of its proper divisors (261895937).

2542237951 is an equidigital number, since it uses as much as digits as its factorization.

2542237951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5403 (or 5381 counting only the distinct ones).

The product of its digits is 151200, while the sum is 40.

The square root of 2542237951 is about 50420.6103790900. The cubic root of 2542237951 is about 1364.8095913521.

The spelling of 2542237951 in words is "two billion, five hundred forty-two million, two hundred thirty-seven thousand, nine hundred fifty-one".