47780409599 has 16 divisors (see below), whose sum is σ = 55544529600. Its totient is φ = 40732640256.

The previous prime is 47780409587. The next prime is 47780409613. The reversal of 47780409599 is 99590408774.

It is a cyclic number.

It is not a de Polignac number, because 47780409599 - 2¹⁶ = 47780344063 is a prime.

It is a super-2 number, since 2×47780409599² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47780409539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2746514 + ... + 2763855.

It is an arithmetic number, because the mean of its divisors is an integer number (3471533100).

Almost surely, 2^47780409599 is an apocalyptic number.

47780409599 is a deficient number, since it is larger than the sum of its proper divisors (7764120001).

47780409599 is a wasteful number, since it uses less digits than its factorization.

47780409599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5510434.

The product of its (nonzero) digits is 22861440, while the sum is 62.

The spelling of 47780409599 in words is "forty-seven billion, seven hundred eighty million, four hundred nine thousand, five hundred ninety-nine".