2541622551 has 16 divisors (see below), whose sum is σ = 3662991360. Its totient is φ = 1558297440.

The previous prime is 2541622507. The next prime is 2541622583. The reversal of 2541622551 is 1552261452.

It is not a de Polignac number, because 2541622551 - 2¹⁰ = 2541621527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541602551) 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, 109671 + ... + 130808.

It is an arithmetic number, because the mean of its divisors is an integer number (228936960).

Almost surely, 2^2541622551 is an apocalyptic number.

2541622551 is a deficient number, since it is larger than the sum of its proper divisors (1121368809).

2541622551 is a wasteful number, since it uses less digits than its factorization.

2541622551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240766.

The product of its digits is 24000, while the sum is 33.

The square root of 2541622551 is about 50414.5073465962. The cubic root of 2541622551 is about 1364.6994558966.

The spelling of 2541622551 in words is "two billion, five hundred forty-one million, six hundred twenty-two thousand, five hundred fifty-one".