1429800856590 has 16 divisors (see below), whose sum is σ = 3431522055888. Its totient is φ = 381280228416.

The previous prime is 1429800856537. The next prime is 1429800856607. The reversal of 1429800856590 is 956580089241.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1429800856590.

It is a congruent number.

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, 23830014247 + ... + 23830014306.

It is an arithmetic number, because the mean of its divisors is an integer number (214470128493).

Almost surely, 2^{1429800856590} is an apocalyptic number.

1429800856590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1429800856590 is an abundant number, since it is smaller than the sum of its proper divisors (2001721199298).

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

1429800856590 is a wasteful number, since it uses less digits than its factorization.

1429800856590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47660028563.

The product of its (nonzero) digits is 6220800, while the sum is 57.

The spelling of 1429800856590 in words is "one trillion, four hundred twenty-nine billion, eight hundred million, eight hundred fifty-six thousand, five hundred ninety".