33506144130 has 32 divisors (see below), whose sum is σ = 84647102400. Its totient is φ = 8464709952.

The previous prime is 33506144117. The next prime is 33506144137. The reversal of 33506144130 is 3144160533.

It is a super-2 number, since 2×33506144130² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (33506144137) 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, 29390785 + ... + 29391924.

It is an arithmetic number, because the mean of its divisors is an integer number (2645221950).

Almost surely, 2^33506144130 is an apocalyptic number.

33506144130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33506144130 is an abundant number, since it is smaller than the sum of its proper divisors (51140958270).

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

33506144130 is a wasteful number, since it uses less digits than its factorization.

33506144130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58782738.

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 33506144130 in words is "thirty-three billion, five hundred six million, one hundred forty-four thousand, one hundred thirty".