20429114904 has 96 divisors (see below), whose sum is σ = 60981233040. Its totient is φ = 6126796800.

The previous prime is 20429114891. The next prime is 20429114939. The reversal of 20429114904 is 40941192402.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56137 + ... + 209784.

Almost surely, 2^20429114904 is an apocalyptic number.

20429114904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20429114904 is an abundant number, since it is smaller than the sum of its proper divisors (40552118136).

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

20429114904 is a wasteful number, since it uses less digits than its factorization.

20429114904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266041 (or 266034 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 20429114904 in words is "twenty billion, four hundred twenty-nine million, one hundred fourteen thousand, nine hundred four".