47066769715640 has 64 divisors (see below), whose sum is σ = 110388238884000. Its totient is φ = 18038751377920.

The previous prime is 47066769715639. The next prime is 47066769715717. The reversal of 47066769715640 is 4651796766074.

It is a super-2 number, since 2×47066769715640² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 154713695 + ... + 155017614.

Almost surely, 2^{47066769715640} is an apocalyptic number.

47066769715640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47066769715640 is an abundant number, since it is smaller than the sum of its proper divisors (63321469168360).

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

47066769715640 is a wasteful number, since it uses less digits than its factorization.

47066769715640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309731480 (or 309731476 counting only the distinct ones).

The product of its (nonzero) digits is 320060160, while the sum is 68.

The spelling of 47066769715640 in words is "forty-seven trillion, sixty-six billion, seven hundred sixty-nine million, seven hundred fifteen thousand, six hundred forty".