30000689427635 has 32 divisors (see below), whose sum is σ = 37458580733952. Its totient is φ = 23041104791040.

The previous prime is 30000689427629. The next prime is 30000689427661. The reversal of 30000689427635 is 53672498600003.

It is a happy number.

It is not a de Polignac number, because 30000689427635 - 2¹² = 30000689423539 is a prime.

It is a super-2 number, since 2×30000689427635² (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 31 ways as a sum of consecutive naturals, for example, 206875922 + ... + 207020888.

It is an arithmetic number, because the mean of its divisors is an integer number (1170580647936).

Almost surely, 2^{30000689427635} is an apocalyptic number.

30000689427635 is a deficient number, since it is larger than the sum of its proper divisors (7457891306317).

30000689427635 is a wasteful number, since it uses less digits than its factorization.

30000689427635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155643.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 30000689427635 in words is "thirty trillion, six hundred eighty-nine million, four hundred twenty-seven thousand, six hundred thirty-five".