29473427420 has 48 divisors (see below), whose sum is σ = 62232468480. Its totient is φ = 11725068096.

The previous prime is 29473427381. The next prime is 29473427461. The reversal of 29473427420 is 2472437492.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4217249 + ... + 4224231.

It is an arithmetic number, because the mean of its divisors is an integer number (1296509760).

Almost surely, 2^29473427420 is an apocalyptic number.

29473427420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29473427420 is an abundant number, since it is smaller than the sum of its proper divisors (32759041060).

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

29473427420 is a wasteful number, since it uses less digits than its factorization.

29473427420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8114 (or 8112 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 44.

The spelling of 29473427420 in words is "twenty-nine billion, four hundred seventy-three million, four hundred twenty-seven thousand, four hundred twenty".