61326067284 has 36 divisors (see below), whose sum is σ = 155153456640. Its totient is φ = 20424248400.

The previous prime is 61326067259. The next prime is 61326067289. The reversal of 61326067284 is 48276062316.

61326067284 is a `hidden beast` number, since 6 + 1 + 32 + 606 + 7 + 2 + 8 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61326067289) 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, 698574 + ... + 781445.

It is an arithmetic number, because the mean of its divisors is an integer number (4309818240).

Almost surely, 2^61326067284 is an apocalyptic number.

It is an amenable number.

61326067284 is an abundant number, since it is smaller than the sum of its proper divisors (93827389356).

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

61326067284 is a wasteful number, since it uses less digits than its factorization.

61326067284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481180 (or 1481175 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 61326067284 in words is "sixty-one billion, three hundred twenty-six million, sixty-seven thousand, two hundred eighty-four".