2625207266878 has 64 divisors (see below), whose sum is σ = 4741447726080. Its totient is φ = 1065768625152.

The previous prime is 2625207266783. The next prime is 2625207266921. The reversal of 2625207266878 is 8786627025262.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124471758 + ... + 124492846.

It is an arithmetic number, because the mean of its divisors is an integer number (74085120720).

Almost surely, 2^{2625207266878} is an apocalyptic number.

2625207266878 is a deficient number, since it is larger than the sum of its proper divisors (2116240459202).

2625207266878 is a wasteful number, since it uses less digits than its factorization.

2625207266878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24841.

The product of its (nonzero) digits is 54190080, while the sum is 61.

The spelling of 2625207266878 in words is "two trillion, six hundred twenty-five billion, two hundred seven million, two hundred sixty-six thousand, eight hundred seventy-eight".