7511225216 has 32 divisors (see below), whose sum is σ = 16324114680. Its totient is φ = 3414192640.

The previous prime is 7511225203. The next prime is 7511225261. The reversal of 7511225216 is 6125221157.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2665931 + ... + 2668746.

Almost surely, 2^7511225216 is an apocalyptic number.

It is an amenable number.

7511225216 is an abundant number, since it is smaller than the sum of its proper divisors (8812889464).

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

7511225216 is a wasteful number, since it uses less digits than its factorization.

7511225216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5334702 (or 5334690 counting only the distinct ones).

The product of its digits is 8400, while the sum is 32.

The square root of 7511225216 is about 86667.3249616025. The cubic root of 7511225216 is about 1958.4098945596.

The spelling of 7511225216 in words is "seven billion, five hundred eleven million, two hundred twenty-five thousand, two hundred sixteen".