1429158729429 has 6 divisors (see below), whose sum is σ = 2064340386966. Its totient is φ = 952772486280.

The previous prime is 1429158729421. The next prime is 1429158729437. The reversal of 1429158729429 is 9249278519241.

1429158729429 is a `hidden beast` number, since 1 + 4 + 2 + 9 + 1 + 587 + 2 + 9 + 42 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (1429158729421) and next prime (1429158729437).

It can be written as a sum of positive squares in only one way, i.e., 1309646782404 + 119511947025 = 1144398^2 + 345705^2 .

It is not a de Polignac number, because 1429158729429 - 2³ = 1429158729421 is a prime.

It is a super-2 number, since 2×1429158729429² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1429158729421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79397707182 + ... + 79397707199.

It is an arithmetic number, because the mean of its divisors is an integer number (344056731161).

Almost surely, 2^{1429158729429} is an apocalyptic number.

It is an amenable number.

1429158729429 is a deficient number, since it is larger than the sum of its proper divisors (635181657537).

1429158729429 is a wasteful number, since it uses less digits than its factorization.

1429158729429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158795414387 (or 158795414384 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 63.

The spelling of 1429158729429 in words is "one trillion, four hundred twenty-nine billion, one hundred fifty-eight million, seven hundred twenty-nine thousand, four hundred twenty-nine".