35681984093 has 24 divisors (see below), whose sum is σ = 41662992672. Its totient is φ = 30470325984.

The previous prime is 35681984081. The next prime is 35681984111. The reversal of 35681984093 is 39048918653.

It is a happy number.

It is not a de Polignac number, because 35681984093 - 2¹² = 35681979997 is a prime.

It is a super-3 number, since 3×35681984093³ (a number of 33 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35681984293) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20423846 + ... + 20425592.

It is an arithmetic number, because the mean of its divisors is an integer number (1735958028).

Almost surely, 2^35681984093 is an apocalyptic number.

It is an amenable number.

35681984093 is a deficient number, since it is larger than the sum of its proper divisors (5981008579).

35681984093 is a wasteful number, since it uses less digits than its factorization.

35681984093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3081 (or 3074 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 56.

The spelling of 35681984093 in words is "thirty-five billion, six hundred eighty-one million, nine hundred eighty-four thousand, ninety-three".