35394897564 has 180 divisors, whose sum is σ = 101130763272. Its totient is φ = 10730905920.

The previous prime is 35394897533. The next prime is 35394897581. The reversal of 35394897564 is 46579849353.

35394897564 is a `hidden beast` number, since 3 + 539 + 4 + 8 + 97 + 5 + 6 + 4 = 666.

35394897564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 21231859 + ... + 21233525.

Almost surely, 2^35394897564 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 35394897564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50565381636).

35394897564 is an abundant number, since it is smaller than the sum of its proper divisors (65735865708).

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

35394897564 is a wasteful number, since it uses less digits than its factorization.

35394897564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838 (or 1756 counting only the distinct ones).

The product of its digits is 97977600, while the sum is 63.

The spelling of 35394897564 in words is "thirty-five billion, three hundred ninety-four million, eight hundred ninety-seven thousand, five hundred sixty-four".