7472751552 has 448 divisors, whose sum is σ = 26393241600. Its totient is φ = 2053610496.

The previous prime is 7472751541. The next prime is 7472751599. The reversal of 7472751552 is 2551572747.

7472751552 is a `hidden beast` number, since 7 + 47 + 2 + 7 + 51 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

It is a junction number, because it is equal to n+sod(n) for n = 7472751498 and 7472751507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28413373 + ... + 28413635.

Almost surely, 2^7472751552 is an apocalyptic number.

7472751552 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7472751552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13196620800).

7472751552 is an abundant number, since it is smaller than the sum of its proper divisors (18920490048).

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

7472751552 is an equidigital number, since it uses as much as digits as its factorization.

7472751552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332 (or 304 counting only the distinct ones).

The product of its digits is 686000, while the sum is 45.

The square root of 7472751552 is about 86445.0782404643. The cubic root of 7472751552 is about 1955.0604091284.

The spelling of 7472751552 in words is "seven billion, four hundred seventy-two million, seven hundred fifty-one thousand, five hundred fifty-two".