47788505615 has 8 divisors (see below), whose sum is σ = 57348012528. Its totient is φ = 38229600640.

The previous prime is 47788505603. The next prime is 47788505627. The reversal of 47788505615 is 51650588774.

It is an interprime number because it is at equal distance from previous prime (47788505603) and next prime (47788505627).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 47788505615 - 2¹⁶ = 47788440079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47975 + ... + 312855.

It is an arithmetic number, because the mean of its divisors is an integer number (7168501566).

Almost surely, 2^47788505615 is an apocalyptic number.

47788505615 is a deficient number, since it is larger than the sum of its proper divisors (9559506913).

47788505615 is a wasteful number, since it uses less digits than its factorization.

47788505615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300969.

The product of its (nonzero) digits is 9408000, while the sum is 56.

The spelling of 47788505615 in words is "forty-seven billion, seven hundred eighty-eight million, five hundred five thousand, six hundred fifteen".