9012887040 has 80 divisors (see below), whose sum is σ = 28813097808. Its totient is φ = 2403434496.

The previous prime is 9012887029. The next prime is 9012887053. The reversal of 9012887040 is 407882109.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 9012887040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 579097 + ... + 594456.

Almost surely, 2^9012887040 is an apocalyptic number.

It is an amenable number.

9012887040 is an abundant number, since it is smaller than the sum of its proper divisors (19800210768).

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

9012887040 is a wasteful number, since it uses less digits than its factorization.

9012887040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173579 (or 1173563 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 39.

The square root of 9012887040 is about 94936.2261731527. The cubic root of 9012887040 is about 2081.0761689444.

The spelling of 9012887040 in words is "nine billion, twelve million, eight hundred eighty-seven thousand, forty".