47440721600 has 42 divisors (see below), whose sum is σ = 116733829524. Its totient is φ = 18976288000.

The previous prime is 47440721591. The next prime is 47440721617. The reversal of 47440721600 is 612704474.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14823626 + ... + 14826825.

Almost surely, 2^47440721600 is an apocalyptic number.

47440721600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47440721600 is an abundant number, since it is smaller than the sum of its proper divisors (69293107924).

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

47440721600 is a wasteful number, since it uses less digits than its factorization.

47440721600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29650473 (or 29650458 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 35.

The spelling of 47440721600 in words is "forty-seven billion, four hundred forty million, seven hundred twenty-one thousand, six hundred".