30754520064 has 132 divisors (see below), whose sum is σ = 89045089536. Its totient is φ = 10223566848.

The previous prime is 30754520063. The next prime is 30754520141. The reversal of 30754520064 is 46002545703.

30754520064 is a `hidden beast` number, since 3 + 0 + 75 + 4 + 520 + 0 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30754520063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3525372 + ... + 3534084.

Almost surely, 2^30754520064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30754520064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44522544768).

30754520064 is an abundant number, since it is smaller than the sum of its proper divisors (58290569472).

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

30754520064 is a wasteful number, since it uses less digits than its factorization.

30754520064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9122 (or 9101 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The spelling of 30754520064 in words is "thirty billion, seven hundred fifty-four million, five hundred twenty thousand, sixty-four".