29345489400 has 192 divisors, whose sum is σ = 92921061600. Its totient is φ = 7659520000.

The previous prime is 29345489399. The next prime is 29345489419. The reversal of 29345489400 is 498454392.

It is a super-2 number, since 2×29345489400² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 29345489400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5390680 + ... + 5396120.

Almost surely, 2^29345489400 is an apocalyptic number.

29345489400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29345489400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46460530800).

29345489400 is an abundant number, since it is smaller than the sum of its proper divisors (63575572200).

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

29345489400 is a wasteful number, since it uses less digits than its factorization.

29345489400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5650 (or 5641 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 29345489400 in words is "twenty-nine billion, three hundred forty-five million, four hundred eighty-nine thousand, four hundred".