29796955100 has 144 divisors (see below), whose sum is σ = 74191251456. Its totient is φ = 10287264000.

The previous prime is 29796955099. The next prime is 29796955129. The reversal of 29796955100 is 155969792.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (53).

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, 1799057 + ... + 1815543.

It is an arithmetic number, because the mean of its divisors is an integer number (515217024).

Almost surely, 2^29796955100 is an apocalyptic number.

29796955100 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 29796955100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37095625728).

29796955100 is an abundant number, since it is smaller than the sum of its proper divisors (44394296356).

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

29796955100 is a wasteful number, since it uses less digits than its factorization.

29796955100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16596 (or 16589 counting only the distinct ones).

The product of its (nonzero) digits is 1530900, while the sum is 53.

The spelling of 29796955100 in words is "twenty-nine billion, seven hundred ninety-six million, nine hundred fifty-five thousand, one hundred".