61064832336 has 80 divisors (see below), whose sum is σ = 168532070400. Its totient is φ = 18995796864.

The previous prime is 61064832329. The next prime is 61064832341. The reversal of 61064832336 is 63323846016.

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, 438576 + ... + 560783.

It is an arithmetic number, because the mean of its divisors is an integer number (2106650880).

Almost surely, 2^61064832336 is an apocalyptic number.

It is an amenable number.

61064832336 is an abundant number, since it is smaller than the sum of its proper divisors (107467238064).

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

61064832336 is a wasteful number, since it uses less digits than its factorization.

61064832336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999456 (or 999450 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 61064832336 in words is "sixty-one billion, sixty-four million, eight hundred thirty-two thousand, three hundred thirty-six".