6453551106025 has 12 divisors (see below), whose sum is σ = 8002435396300. Its totient is φ = 5162820223680.

The previous prime is 6453551106011. The next prime is 6453551106113. The reversal of 6453551106025 is 5206011553546.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 75926149209 + 6377624956816 = 275547^2 + 2525396^2 .

It is not a de Polignac number, because 6453551106025 - 2⁵ = 6453551105993 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10281931 + ... + 10891519.

Almost surely, 2^{6453551106025} is an apocalyptic number.

It is an amenable number.

6453551106025 is a deficient number, since it is larger than the sum of its proper divisors (1548884290275).

6453551106025 is a wasteful number, since it uses less digits than its factorization.

6453551106025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033068 (or 1033063 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 6453551106025 in words is "six trillion, four hundred fifty-three billion, five hundred fifty-one million, one hundred six thousand, twenty-five".