913946470272 has 384 divisors, whose sum is σ = 2943139212000. Its totient is φ = 269874708480.

The previous prime is 913946470259. The next prime is 913946470277. The reversal of 913946470272 is 272074649319.

913946470272 is a `hidden beast` number, since 9 + 13 + 94 + 6 + 470 + 2 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913946470277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 100066218 + ... + 100075350.

Almost surely, 2^913946470272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 913946470272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1471569606000).

913946470272 is an abundant number, since it is smaller than the sum of its proper divisors (2029192741728).

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

913946470272 is a wasteful number, since it uses less digits than its factorization.

913946470272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9366 (or 9351 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 54.

The spelling of 913946470272 in words is "nine hundred thirteen billion, nine hundred forty-six million, four hundred seventy thousand, two hundred seventy-two".