35880481681 has 32 divisors (see below), whose sum is σ = 41074387200. Its totient is φ = 31043604480.

The previous prime is 35880481661. The next prime is 35880481691. The reversal of 35880481681 is 18618408853.

It is not a de Polignac number, because 35880481681 - 2¹⁵ = 35880448913 is a prime.

It is a super-2 number, since 2×35880481681² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (35880481661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8135805 + ... + 8140213.

It is an arithmetic number, because the mean of its divisors is an integer number (1283574600).

Almost surely, 2^35880481681 is an apocalyptic number.

It is an amenable number.

35880481681 is a deficient number, since it is larger than the sum of its proper divisors (5193905519).

35880481681 is a wasteful number, since it uses less digits than its factorization.

35880481681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4809.

The product of its (nonzero) digits is 1474560, while the sum is 52.

The spelling of 35880481681 in words is "thirty-five billion, eight hundred eighty million, four hundred eighty-one thousand, six hundred eighty-one".