33720545134 has 16 divisors (see below), whose sum is σ = 52915692960. Its totient is φ = 16085750560.

The previous prime is 33720545107. The next prime is 33720545137. The reversal of 33720545134 is 43154502733.

It is a super-2 number, since 2×33720545134² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33720545093 and 33720545102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33720545137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 924337 + ... + 960124.

It is an arithmetic number, because the mean of its divisors is an integer number (3307230810).

Almost surely, 2^33720545134 is an apocalyptic number.

33720545134 is a deficient number, since it is larger than the sum of its proper divisors (19195147826).

33720545134 is a wasteful number, since it uses less digits than its factorization.

33720545134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1884875.

The product of its (nonzero) digits is 151200, while the sum is 37.

The spelling of 33720545134 in words is "thirty-three billion, seven hundred twenty million, five hundred forty-five thousand, one hundred thirty-four".