25120255220030 has 32 divisors (see below), whose sum is σ = 45656579404800. Its totient is φ = 9950302451232.

The previous prime is 25120255220017. The next prime is 25120255220033. The reversal of 25120255220030 is 3002255202152.

It is a junction number, because it is equal to n+sod(n) for n = 25120255219975 and 25120255220002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25120255220033) 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, 44793101 + ... + 45350439.

It is an arithmetic number, because the mean of its divisors is an integer number (1426768106400).

Almost surely, 2^{25120255220030} is an apocalyptic number.

25120255220030 is a deficient number, since it is larger than the sum of its proper divisors (20536324184770).

25120255220030 is a wasteful number, since it uses less digits than its factorization.

25120255220030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601208.

The product of its (nonzero) digits is 12000, while the sum is 29.

The spelling of 25120255220030 in words is "twenty-five trillion, one hundred twenty billion, two hundred fifty-five million, two hundred twenty thousand, thirty".