2541145773572 has 36 divisors (see below), whose sum is σ = 5201627194764. Its totient is φ = 1083045539520.

The previous prime is 2541145773557. The next prime is 2541145773583. The reversal of 2541145773572 is 2753775411452.

It can be written as a sum of positive squares in 2 ways, for example, as 55049359876 + 2486096413696 = 234626^2 + 1576736^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35779523 + ... + 35850474.

It is an arithmetic number, because the mean of its divisors is an integer number (144489644299).

Almost surely, 2^{2541145773572} is an apocalyptic number.

It is an amenable number.

2541145773572 is an abundant number, since it is smaller than the sum of its proper divisors (2660481421192).

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

2541145773572 is a wasteful number, since it uses less digits than its factorization.

2541145773572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71630196 (or 71630187 counting only the distinct ones).

The product of its digits is 8232000, while the sum is 53.

The spelling of 2541145773572 in words is "two trillion, five hundred forty-one billion, one hundred forty-five million, seven hundred seventy-three thousand, five hundred seventy-two".