2521622351 has 2 divisors, whose sum is σ = 2521622352. Its totient is φ = 2521622350.

The previous prime is 2521622321. The next prime is 2521622357. The reversal of 2521622351 is 1532261252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2521622351 - 2¹⁸ = 2521360207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2521622357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260811175 + 1260811176.

It is an arithmetic number, because the mean of its divisors is an integer number (1260811176).

Almost surely, 2^2521622351 is an apocalyptic number.

2521622351 is a deficient number, since it is larger than the sum of its proper divisors (1).

2521622351 is an equidigital number, since it uses as much as digits as its factorization.

2521622351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7200, while the sum is 29.

The square root of 2521622351 is about 50215.7579948765. The cubic root of 2521622351 is about 1361.1103876786.

The spelling of 2521622351 in words is "two billion, five hundred twenty-one million, six hundred twenty-two thousand, three hundred fifty-one".