33772660530 has 384 divisors, whose sum is σ = 104258803968. Its totient is φ = 6950780928.

The previous prime is 33772660501. The next prime is 33772660591. The reversal of 33772660530 is 3506627733.

It is a happy number.

It is a super-2 number, since 2×33772660530² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is an unprimeable number.

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 191 ways as a sum of consecutive naturals, for example, 56951914 + ... + 56952506.

It is an arithmetic number, because the mean of its divisors is an integer number (271507302).

Almost surely, 2^33772660530 is an apocalyptic number.

33772660530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 33772660530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52129401984).

33772660530 is an abundant number, since it is smaller than the sum of its proper divisors (70486143438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33772660530 is a wasteful number, since it uses less digits than its factorization.

33772660530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730 (or 723 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 42.

The spelling of 33772660530 in words is "thirty-three billion, seven hundred seventy-two million, six hundred sixty thousand, five hundred thirty".