2542125401551 has 8 divisors (see below), whose sum is σ = 2570764888800. Its totient is φ = 2513487609600.

The previous prime is 2542125401513. The next prime is 2542125401587. The reversal of 2542125401551 is 1551045212452.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2542125401551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2542125401551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542125401351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2722951 + ... + 3535351.

It is an arithmetic number, because the mean of its divisors is an integer number (321345611100).

Almost surely, 2^{2542125401551} is an apocalyptic number.

2542125401551 is a deficient number, since it is larger than the sum of its proper divisors (28639487249).

2542125401551 is an equidigital number, since it uses as much as digits as its factorization.

2542125401551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847649.

The product of its (nonzero) digits is 80000, while the sum is 37.

The spelling of 2542125401551 in words is "two trillion, five hundred forty-two billion, one hundred twenty-five million, four hundred one thousand, five hundred fifty-one".