32515948801681 has 8 divisors (see below), whose sum is σ = 32534423691264. Its totient is φ = 32497478489280.

The previous prime is 32515948801673. The next prime is 32515948801783. The reversal of 32515948801681 is 18610884951523.

It is a happy number.

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 32515948801681 - 2³ = 32515948801673 is a prime.

It is a super-2 number, since 2×32515948801681² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32515948801601) 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, 13118025 + ... + 15398521.

It is an arithmetic number, because the mean of its divisors is an integer number (4066802961408).

Almost surely, 2^{32515948801681} is an apocalyptic number.

It is an amenable number.

32515948801681 is a deficient number, since it is larger than the sum of its proper divisors (18474889583).

32515948801681 is a wasteful number, since it uses less digits than its factorization.

32515948801681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2288591.

The product of its (nonzero) digits is 16588800, while the sum is 61.

The spelling of 32515948801681 in words is "thirty-two trillion, five hundred fifteen billion, nine hundred forty-eight million, eight hundred one thousand, six hundred eighty-one".