2538546401000 has 64 divisors (see below), whose sum is σ = 5940434522880. Its totient is φ = 1015378228800.

The previous prime is 2538546400987. The next prime is 2538546401021. The reversal of 2538546401000 is 1046458352.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48620909 + ... + 48673091.

It is an arithmetic number, because the mean of its divisors is an integer number (92819289420).

Almost surely, 2^{2538546401000} is an apocalyptic number.

2538546401000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2538546401000 is an abundant number, since it is smaller than the sum of its proper divisors (3401888121880).

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

2538546401000 is a wasteful number, since it uses less digits than its factorization.

2538546401000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100851 (or 100837 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 2538546401000 in words is "two trillion, five hundred thirty-eight billion, five hundred forty-six million, four hundred one thousand".