47739806336490 has 32 divisors (see below), whose sum is σ = 118271520216576. Its totient is φ = 12319950022080.

The previous prime is 47739806336479. The next prime is 47739806336543. The reversal of 47739806336490 is 9463360893774.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25666561617 + ... + 25666563476.

It is an arithmetic number, because the mean of its divisors is an integer number (3695985006768).

Almost surely, 2^{47739806336490} is an apocalyptic number.

47739806336490 is an abundant number, since it is smaller than the sum of its proper divisors (70531713880086).

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

47739806336490 is a wasteful number, since it uses less digits than its factorization.

47739806336490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51333125134.

The product of its (nonzero) digits is 493807104, while the sum is 69.

The spelling of 47739806336490 in words is "forty-seven trillion, seven hundred thirty-nine billion, eight hundred six million, three hundred thirty-six thousand, four hundred ninety".