2542650201620 has 24 divisors (see below), whose sum is σ = 5453173200384. Its totient is φ = 995420504096.

The previous prime is 2542650201593. The next prime is 2542650201629. The reversal of 2542650201620 is 261020562452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542650201629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1352472572 + ... + 1352474451.

It is an arithmetic number, because the mean of its divisors is an integer number (227215550016).

Almost surely, 2^{2542650201620} is an apocalyptic number.

2542650201620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2542650201620 is an abundant number, since it is smaller than the sum of its proper divisors (2910522998764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2542650201620 is a wasteful number, since it uses less digits than its factorization.

2542650201620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2704947079 (or 2704947077 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 2542650201620 in words is "two trillion, five hundred forty-two billion, six hundred fifty million, two hundred one thousand, six hundred twenty".