47542652581511 has 8 divisors (see below), whose sum is σ = 47715019469040. Its totient is φ = 47370290966208.

The previous prime is 47542652581469. The next prime is 47542652581519. The reversal of 47542652581511 is 11518525624574.

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

It is a cyclic number.

It is not a de Polignac number, because 47542652581511 - 2²⁶ = 47542585472647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47542652581519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17221580 + ... + 19790606.

It is an arithmetic number, because the mean of its divisors is an integer number (5964377433630).

Almost surely, 2^{47542652581511} is an apocalyptic number.

47542652581511 is a deficient number, since it is larger than the sum of its proper divisors (172366887529).

47542652581511 is a wasteful number, since it uses less digits than its factorization.

47542652581511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2636113.

The product of its digits is 13440000, while the sum is 56.

The spelling of 47542652581511 in words is "forty-seven trillion, five hundred forty-two billion, six hundred fifty-two million, five hundred eighty-one thousand, five hundred eleven".