30065742534 has 32 divisors (see below), whose sum is σ = 61100242560. Its totient is φ = 9861731712.

The previous prime is 30065742521. The next prime is 30065742583. The reversal of 30065742534 is 43524756003.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 30065742492 and 30065742501.

It is a congruent 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, 65272 + ... + 253755.

It is an arithmetic number, because the mean of its divisors is an integer number (1909382580).

Almost surely, 2^30065742534 is an apocalyptic number.

30065742534 is an abundant number, since it is smaller than the sum of its proper divisors (31034500026).

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

30065742534 is a wasteful number, since it uses less digits than its factorization.

30065742534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319284.

The product of its (nonzero) digits is 302400, while the sum is 39.

The spelling of 30065742534 in words is "thirty billion, sixty-five million, seven hundred forty-two thousand, five hundred thirty-four".