429425139531 has 16 divisors (see below), whose sum is σ = 586896700320. Its totient is φ = 279127188480.

The previous prime is 429425139469. The next prime is 429425139541. The reversal of 429425139531 is 135931524924.

It is not a de Polignac number, because 429425139531 - 2⁹ = 429425139019 is a prime.

It is a super-2 number, since 2×429425139531² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (429425139541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 887010 + ... + 1282823.

It is an arithmetic number, because the mean of its divisors is an integer number (36681043770).

Almost surely, 2^429425139531 is an apocalyptic number.

429425139531 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

429425139531 is a deficient number, since it is larger than the sum of its proper divisors (157471560789).

429425139531 is a wasteful number, since it uses less digits than its factorization.

429425139531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2171486.

The product of its digits is 1166400, while the sum is 48.

The spelling of 429425139531 in words is "four hundred twenty-nine billion, four hundred twenty-five million, one hundred thirty-nine thousand, five hundred thirty-one".