33740042051 has 8 divisors (see below), whose sum is σ = 34530814080. Its totient is φ = 32954980032.

The previous prime is 33740042047. The next prime is 33740042057. The reversal of 33740042051 is 15024004733.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33740042051 - 2² = 33740042047 is a prime.

It is a super-2 number, since 2×33740042051² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33740042057) 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, 1415546 + ... + 1439183.

It is an arithmetic number, because the mean of its divisors is an integer number (4316351760).

Almost surely, 2^33740042051 is an apocalyptic number.

33740042051 is a deficient number, since it is larger than the sum of its proper divisors (790772029).

33740042051 is a wasteful number, since it uses less digits than its factorization.

33740042051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855005.

The product of its (nonzero) digits is 10080, while the sum is 29.

Adding to 33740042051 its reverse (15024004733), we get a palindrome (48764046784).

The spelling of 33740042051 in words is "thirty-three billion, seven hundred forty million, forty-two thousand, fifty-one".