33350000551 has 16 divisors (see below), whose sum is σ = 39436856640. Its totient is φ = 27594201600.

The previous prime is 33350000549. The next prime is 33350000561. The reversal of 33350000551 is 15500005333.

It is a happy number.

It is not a de Polignac number, because 33350000551 - 2¹ = 33350000549 is a prime.

It is a super-2 number, since 2×33350000551² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33350000521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1142895 + ... + 1171711.

It is an arithmetic number, because the mean of its divisors is an integer number (2464803540).

Almost surely, 2^33350000551 is an apocalyptic number.

33350000551 is a deficient number, since it is larger than the sum of its proper divisors (6086856089).

33350000551 is a wasteful number, since it uses less digits than its factorization.

33350000551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34554.

The product of its (nonzero) digits is 3375, while the sum is 25.

Adding to 33350000551 its reverse (15500005333), we get a palindrome (48850005884).

The spelling of 33350000551 in words is "thirty-three billion, three hundred fifty million, five hundred fifty-one", and thus it is an aban number.