9951490100 has 18 divisors (see below), whose sum is σ = 21594733734. Its totient is φ = 3980596000.

The previous prime is 9951490097. The next prime is 9951490139. The reversal of 9951490100 is 10941599.

It can be written as a sum of positive squares in 3 ways, for example, as 3406356496 + 6545133604 = 58364^2 + 80902^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49757351 + ... + 49757550.

Almost surely, 2^9951490100 is an apocalyptic number.

It is an amenable number.

9951490100 is an abundant number, since it is smaller than the sum of its proper divisors (11643243634).

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

9951490100 is a wasteful number, since it uses less digits than its factorization.

9951490100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99514915 (or 99514908 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 38.

The square root of 9951490100 is about 99757.1556330672. The cubic root of 9951490100 is about 2150.9453279355.

The spelling of 9951490100 in words is "nine billion, nine hundred fifty-one million, four hundred ninety thousand, one hundred".