9945264532 has 24 divisors (see below), whose sum is σ = 19892839680. Its totient is φ = 4261761120.

The previous prime is 9945264517. The next prime is 9945264541. The reversal of 9945264532 is 2354625499.

It is a super-2 number, since 2×9945264532² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 328182 + ... + 357202.

It is an arithmetic number, because the mean of its divisors is an integer number (828868320).

Almost surely, 2^9945264532 is an apocalyptic number.

It is an amenable number.

9945264532 is an abundant number, since it is smaller than the sum of its proper divisors (9947575148).

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

9945264532 is a wasteful number, since it uses less digits than its factorization.

9945264532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41271 (or 41269 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 49.

The square root of 9945264532 is about 99725.9471351363. The cubic root of 9945264532 is about 2150.4966966370.

The spelling of 9945264532 in words is "nine billion, nine hundred forty-five million, two hundred sixty-four thousand, five hundred thirty-two".