33690039340 has 24 divisors (see below), whose sum is σ = 74910794112. Its totient is φ = 12683308800.

The previous prime is 33690039329. The next prime is 33690039389. The reversal of 33690039340 is 4393009633.

It is a super-2 number, since 2×33690039340² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33690039293 and 33690039302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49543836 + ... + 49544515.

It is an arithmetic number, because the mean of its divisors is an integer number (3121283088).

Almost surely, 2^33690039340 is an apocalyptic number.

It is an amenable number.

33690039340 is an abundant number, since it is smaller than the sum of its proper divisors (41220754772).

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

33690039340 is a wasteful number, since it uses less digits than its factorization.

33690039340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99088377 (or 99088375 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 40.

The spelling of 33690039340 in words is "thirty-three billion, six hundred ninety million, thirty-nine thousand, three hundred forty".