1029899272692 has 12 divisors (see below), whose sum is σ = 2403098302976. Its totient is φ = 343299757560.

The previous prime is 1029899272657. The next prime is 1029899272709. The reversal of 1029899272692 is 2962729989201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (66) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42912469684 + ... + 42912469707.

Almost surely, 2^{1029899272692} is an apocalyptic number.

1029899272692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1029899272692 is an abundant number, since it is smaller than the sum of its proper divisors (1373199030284).

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

1029899272692 is a wasteful number, since it uses less digits than its factorization.

1029899272692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85824939398 (or 85824939396 counting only the distinct ones).

The product of its (nonzero) digits is 35271936, while the sum is 66.

The spelling of 1029899272692 in words is "one trillion, twenty-nine billion, eight hundred ninety-nine million, two hundred seventy-two thousand, six hundred ninety-two".