1025497038158 has 32 divisors (see below), whose sum is σ = 1673985761280. Its totient is φ = 469740775680.

The previous prime is 1025497038151. The next prime is 1025497038161. The reversal of 1025497038158 is 8518307945201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025497038151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3568598 + ... + 3845241.

It is an arithmetic number, because the mean of its divisors is an integer number (52312055040).

Almost surely, 2^{1025497038158} is an apocalyptic number.

1025497038158 is a deficient number, since it is larger than the sum of its proper divisors (648488723122).

1025497038158 is a wasteful number, since it uses less digits than its factorization.

1025497038158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7413992.

The product of its (nonzero) digits is 2419200, while the sum is 53.

The spelling of 1025497038158 in words is "one trillion, twenty-five billion, four hundred ninety-seven million, thirty-eight thousand, one hundred fifty-eight".