7429845472 has 192 divisors, whose sum is σ = 18005137920. Its totient is φ = 2950649856.

The previous prime is 7429845413. The next prime is 7429845491. The reversal of 7429845472 is 2745489247.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18714778 + ... + 18715174.

It is an arithmetic number, because the mean of its divisors is an integer number (93776760).

Almost surely, 2^7429845472 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 7429845472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9002568960).

7429845472 is an abundant number, since it is smaller than the sum of its proper divisors (10575292448).

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

7429845472 is a wasteful number, since it uses less digits than its factorization.

7429845472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553 (or 545 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 52.

The square root of 7429845472 is about 86196.5513927326. The cubic root of 7429845472 is about 1951.3114537161.

The spelling of 7429845472 in words is "seven billion, four hundred twenty-nine million, eight hundred forty-five thousand, four hundred seventy-two".