16357729900 has 18 divisors (see below), whose sum is σ = 35496274100. Its totient is φ = 6543091920.

The previous prime is 16357729849. The next prime is 16357729909. The reversal of 16357729900 is 992775361.

It is not an unprimeable number, because it can be changed into a prime (16357729909) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 81788550 + ... + 81788749.

Almost surely, 2^16357729900 is an apocalyptic number.

16357729900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16357729900 is an abundant number, since it is smaller than the sum of its proper divisors (19138544200).

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

16357729900 is a wasteful number, since it uses less digits than its factorization.

16357729900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163577313 (or 163577306 counting only the distinct ones).

The product of its (nonzero) digits is 714420, while the sum is 49.

The spelling of 16357729900 in words is "sixteen billion, three hundred fifty-seven million, seven hundred twenty-nine thousand, nine hundred".