33860990361 has 16 divisors (see below), whose sum is σ = 49255427520. Its totient is φ = 20520529920.

The previous prime is 33860990357. The next prime is 33860990377. The reversal of 33860990361 is 16309906833.

It is a happy number.

It is not a de Polignac number, because 33860990361 - 2² = 33860990357 is a prime.

It is a super-2 number, since 2×33860990361² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 33860990361.

It is not an unprimeable number, because it can be changed into a prime (33860990311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 996825 + ... + 1030233.

It is an arithmetic number, because the mean of its divisors is an integer number (3078464220).

Almost surely, 2^33860990361 is an apocalyptic number.

It is an amenable number.

33860990361 is a deficient number, since it is larger than the sum of its proper divisors (15394437159).

33860990361 is a wasteful number, since it uses less digits than its factorization.

33860990361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64136.

The product of its (nonzero) digits is 629856, while the sum is 48.

The spelling of 33860990361 in words is "thirty-three billion, eight hundred sixty million, nine hundred ninety thousand, three hundred sixty-one".