47721084020040 has 32 divisors (see below), whose sum is σ = 143163252060480. Its totient is φ = 12725622405312.

The previous prime is 47721084020003. The next prime is 47721084020101. The reversal of 47721084020040 is 4002048012774.

It is a happy number.

47721084020040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198837849964 + ... + 198837850203.

It is an arithmetic number, because the mean of its divisors is an integer number (4473851626890).

Almost surely, 2^{47721084020040} is an apocalyptic number.

47721084020040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47721084020040 is an abundant number, since it is smaller than the sum of its proper divisors (95442168040440).

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

47721084020040 is a wasteful number, since it uses less digits than its factorization.

47721084020040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397675700181 (or 397675700177 counting only the distinct ones).

The product of its (nonzero) digits is 100352, while the sum is 39.

The spelling of 47721084020040 in words is "forty-seven trillion, seven hundred twenty-one billion, eighty-four million, twenty thousand, forty".