33425333040 has 160 divisors (see below), whose sum is σ = 113239466496. Its totient is φ = 8088698880.

The previous prime is 33425332987. The next prime is 33425333093. The reversal of 33425333040 is 4033352433.

It is an interprime number because it is at equal distance from previous prime (33425332987) and next prime (33425333093).

It is a super-2 number, since 2×33425333040² (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 a junction number, because it is equal to n+sod(n) for n = 33425332989 and 33425333007.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1512309 + ... + 1534251.

Almost surely, 2^33425333040 is an apocalyptic number.

33425333040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33425333040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56619733248).

33425333040 is an abundant number, since it is smaller than the sum of its proper divisors (79814133456).

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

33425333040 is a wasteful number, since it uses less digits than its factorization.

33425333040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22547 (or 22541 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 30.

Adding to 33425333040 its reverse (4033352433), we get a palindrome (37458685473).

The spelling of 33425333040 in words is "thirty-three billion, four hundred twenty-five million, three hundred thirty-three thousand, forty".