25755503078 has 16 divisors (see below), whose sum is σ = 39444750576. Its totient is φ = 12609999360.

The previous prime is 25755503077. The next prime is 25755503119. The reversal of 25755503078 is 87030555752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25755503077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 667763 + ... + 705278.

It is an arithmetic number, because the mean of its divisors is an integer number (2465296911).

Almost surely, 2^25755503078 is an apocalyptic number.

25755503078 is a deficient number, since it is larger than the sum of its proper divisors (13689247498).

25755503078 is a wasteful number, since it uses less digits than its factorization.

25755503078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373239.

The product of its (nonzero) digits is 1470000, while the sum is 47.

The spelling of 25755503078 in words is "twenty-five billion, seven hundred fifty-five million, five hundred three thousand, seventy-eight".