7147509952 has 56 divisors (see below), whose sum is σ = 15488911872. Its totient is φ = 3245472000.

The previous prime is 7147509931. The next prime is 7147509991. The reversal of 7147509952 is 2599057417.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 7147509896 and 7147509905.

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, 743577 + ... + 753127.

It is an arithmetic number, because the mean of its divisors is an integer number (276587712).

Almost surely, 2^7147509952 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 7147509952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7744455936).

7147509952 is an abundant number, since it is smaller than the sum of its proper divisors (8341401920).

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

7147509952 is a wasteful number, since it uses less digits than its factorization.

7147509952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10637 (or 10627 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 49.

The square root of 7147509952 is about 84542.9473817893. The cubic root of 7147509952 is about 1926.2748581802.

The spelling of 7147509952 in words is "seven billion, one hundred forty-seven million, five hundred nine thousand, nine hundred fifty-two".