1025997099417 has 10 divisors (see below), whose sum is σ = 1532662333818. Its totient is φ = 683998066224.

The previous prime is 1025997099383. The next prime is 1025997099521. The reversal of 1025997099417 is 7149907995201.

It is a happy number.

1025997099417 is a `hidden beast` number, since 10 + 2 + 59 + 9 + 70 + 99 + 417 = 666.

1025997099417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 924926516361 + 101070583056 = 961731^2 + 317916^2 .

It is not a de Polignac number, because 1025997099417 - 2⁸ = 1025997099161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1025997099217) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6333315348 + ... + 6333315509.

Almost surely, 2^{1025997099417} is an apocalyptic number.

It is an amenable number.

1025997099417 is a deficient number, since it is larger than the sum of its proper divisors (506665234401).

1025997099417 is an equidigital number, since it uses as much as digits as its factorization.

1025997099417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12666630869 (or 12666630860 counting only the distinct ones).

The product of its (nonzero) digits is 12859560, while the sum is 63.

The spelling of 1025997099417 in words is "one trillion, twenty-five billion, nine hundred ninety-seven million, ninety-nine thousand, four hundred seventeen".