9429457500 has 90 divisors (see below), whose sum is σ = 29785003248. Its totient is φ = 2514516000.

The previous prime is 9429457481. The next prime is 9429457501. The reversal of 9429457500 is 57549249.

9429457500 is a `hidden beast` number, since 9 + 4 + 2 + 94 + 57 + 500 = 666.

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9429457501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 187044 + ... + 232043.

Almost surely, 2^9429457500 is an apocalyptic number.

9429457500 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9429457500 is an abundant number, since it is smaller than the sum of its proper divisors (20355545748).

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

9429457500 is a wasteful number, since it uses less digits than its factorization.

9429457500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419117 (or 419097 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The square root of 9429457500 is about 97105.3937739815. The cubic root of 9429457500 is about 2112.6565597121.

The spelling of 9429457500 in words is "nine billion, four hundred twenty-nine million, four hundred fifty-seven thousand, five hundred".