33387000021385 has 16 divisors (see below), whose sum is σ = 40663594691712. Its totient is φ = 26310160800000.

The previous prime is 33387000021259. The next prime is 33387000021467. The reversal of 33387000021385 is 58312000078333.

It is not a de Polignac number, because 33387000021385 - 2¹⁹ = 33386999497097 is a prime.

It is a super-2 number, since 2×33387000021385² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9830145 + ... + 12783025.

It is an arithmetic number, because the mean of its divisors is an integer number (2541474668232).

Almost surely, 2^{33387000021385} is an apocalyptic number.

It is an amenable number.

33387000021385 is a deficient number, since it is larger than the sum of its proper divisors (7276594670327).

33387000021385 is a wasteful number, since it uses less digits than its factorization.

33387000021385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2986704.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 33387000021385 in words is "thirty-three trillion, three hundred eighty-seven billion, twenty-one thousand, three hundred eighty-five".