61014653784 has 176 divisors, whose sum is σ = 197732674200. Its totient is φ = 17432758224.

The previous prime is 61014653779. The next prime is 61014653797. The reversal of 61014653784 is 48735641016.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

61014653784 is a `hidden beast` number, since 6 + 101 + 4 + 6 + 537 + 8 + 4 = 666.

61014653784 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 43 ways as a sum of consecutive naturals, for example, 8716379109 + ... + 8716379115.

Almost surely, 2^61014653784 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 61014653784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98866337100).

61014653784 is an abundant number, since it is smaller than the sum of its proper divisors (136718020416).

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

61014653784 is an frugal number, since it uses more digits than its factorization.

61014653784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85 (or 12 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 61014653784 in words is "sixty-one billion, fourteen million, six hundred fifty-three thousand, seven hundred eighty-four".