2545244526480 has 80 divisors (see below), whose sum is σ = 7891861834944. Its totient is φ = 678593912320.

The previous prime is 2545244526479. The next prime is 2545244526481. The reversal of 2545244526480 is 846254425452.

It is an interprime number because it is at equal distance from previous prime (2545244526479) and next prime (2545244526481).

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (2545244526481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108082 + ... + 2258798.

Almost surely, 2^{2545244526480} is an apocalyptic number.

2545244526480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2545244526480 is an abundant number, since it is smaller than the sum of its proper divisors (5346617308464).

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

2545244526480 is a wasteful number, since it uses less digits than its factorization.

2545244526480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155664 (or 2155658 counting only the distinct ones).

The product of its (nonzero) digits is 12288000, while the sum is 51.

The spelling of 2545244526480 in words is "two trillion, five hundred forty-five billion, two hundred forty-four million, five hundred twenty-six thousand, four hundred eighty".