35386545681 has 16 divisors (see below), whose sum is σ = 52427491200. Its totient is φ = 23589689904.

The previous prime is 35386545671. The next prime is 35386545707. The reversal of 35386545681 is 18654568353.

It is a happy number.

35386545681 is a `hidden beast` number, since 3 + 5 + 38 + 6 + 545 + 68 + 1 = 666.

It is not a de Polignac number, because 35386545681 - 2¹⁵ = 35386512913 is a prime.

It is a super-2 number, since 2×35386545681² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (35386545671) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 746980 + ... + 792938.

It is an arithmetic number, because the mean of its divisors is an integer number (3276718200).

Almost surely, 2^35386545681 is an apocalyptic number.

It is an amenable number.

35386545681 is a deficient number, since it is larger than the sum of its proper divisors (17040945519).

35386545681 is a wasteful number, since it uses less digits than its factorization.

35386545681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74485 (or 74479 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 54.

The spelling of 35386545681 in words is "thirty-five billion, three hundred eighty-six million, five hundred forty-five thousand, six hundred eighty-one".