2521448376842 has 16 divisors (see below), whose sum is σ = 3794225064480. Its totient is φ = 1256706943728.

The previous prime is 2521448376841. The next prime is 2521448376847. The reversal of 2521448376842 is 2486738441252.

It is not an unprimeable number, because it can be changed into a prime (2521448376841) 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, 35048993 + ... + 35120859.

It is an arithmetic number, because the mean of its divisors is an integer number (237139066530).

Almost surely, 2^{2521448376842} is an apocalyptic number.

2521448376842 is a deficient number, since it is larger than the sum of its proper divisors (1272776687638).

2521448376842 is a wasteful number, since it uses less digits than its factorization.

2521448376842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127525.

The product of its digits is 20643840, while the sum is 56.

The spelling of 2521448376842 in words is "two trillion, five hundred twenty-one billion, four hundred forty-eight million, three hundred seventy-six thousand, eight hundred forty-two".