7489455276 has 12 divisors (see below), whose sum is σ = 17475395672. Its totient is φ = 2496485088.

The previous prime is 7489455271. The next prime is 7489455289. The reversal of 7489455276 is 6725549847.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (7489455271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312060625 + ... + 312060648.

Almost surely, 2^7489455276 is an apocalyptic number.

It is an amenable number.

7489455276 is an abundant number, since it is smaller than the sum of its proper divisors (9985940396).

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

7489455276 is a wasteful number, since it uses less digits than its factorization.

7489455276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624121280 (or 624121278 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 57.

The square root of 7489455276 is about 86541.6389722312. The cubic root of 7489455276 is about 1956.5160303508.

The spelling of 7489455276 in words is "seven billion, four hundred eighty-nine million, four hundred fifty-five thousand, two hundred seventy-six".