1025135343198 has 32 divisors (see below), whose sum is σ = 2283020197920. Its totient is φ = 340970532480.

The previous prime is 1025135343149. The next prime is 1025135343223. The reversal of 1025135343198 is 8913435315201.

1025135343198 is a `hidden beast` number, since 1 + 0 + 2 + 513 + 5 + 3 + 43 + 1 + 98 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20565115 + ... + 20614902.

It is an arithmetic number, because the mean of its divisors is an integer number (71344381185).

Almost surely, 2^{1025135343198} is an apocalyptic number.

1025135343198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1025135343198 is an abundant number, since it is smaller than the sum of its proper divisors (1257884854722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1025135343198 is a wasteful number, since it uses less digits than its factorization.

1025135343198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41180489 (or 41180483 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 1025135343198 in words is "one trillion, twenty-five billion, one hundred thirty-five million, three hundred forty-three thousand, one hundred ninety-eight".