1025142508435 has 8 divisors (see below), whose sum is σ = 1294916852880. Its totient is φ = 776950111584.

The previous prime is 1025142508421. The next prime is 1025142508441. The reversal of 1025142508435 is 5348052415201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1025142508435 - 2²⁷ = 1025008290707 is a prime.

It is a super-2 number, since 2×1025142508435² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5395486792 + ... + 5395486981.

It is an arithmetic number, because the mean of its divisors is an integer number (161864606610).

Almost surely, 2^{1025142508435} is an apocalyptic number.

1025142508435 is a deficient number, since it is larger than the sum of its proper divisors (269774344445).

1025142508435 is a wasteful number, since it uses less digits than its factorization.

1025142508435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10790973797.

The product of its (nonzero) digits is 192000, while the sum is 40.

The spelling of 1025142508435 in words is "one trillion, twenty-five billion, one hundred forty-two million, five hundred eight thousand, four hundred thirty-five".