25158450053 has 16 divisors (see below), whose sum is σ = 28169007552. Its totient is φ = 22270608000.

The previous prime is 25158450049. The next prime is 25158450073. The reversal of 25158450053 is 35005485152.

It is a cyclic number.

It is not a de Polignac number, because 25158450053 - 2² = 25158450049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25158449989 and 25158450016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25158450073) 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, 182543 + ... + 289203.

It is an arithmetic number, because the mean of its divisors is an integer number (1760562972).

Almost surely, 2^25158450053 is an apocalyptic number.

It is an amenable number.

25158450053 is a deficient number, since it is larger than the sum of its proper divisors (3010557499).

25158450053 is a wasteful number, since it uses less digits than its factorization.

25158450053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107236.

The product of its (nonzero) digits is 120000, while the sum is 38.

The spelling of 25158450053 in words is "twenty-five billion, one hundred fifty-eight million, four hundred fifty thousand, fifty-three".