61914785367 has 8 divisors (see below), whose sum is σ = 83059508224. Its totient is φ = 41023293048.

The previous prime is 61914785357. The next prime is 61914785369. The reversal of 61914785367 is 76358741916.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 61914785367 - 2¹¹ = 61914783319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61914785369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63307063 + ... + 63308040.

It is an arithmetic number, because the mean of its divisors is an integer number (10382438528).

Almost surely, 2^61914785367 is an apocalyptic number.

61914785367 is a deficient number, since it is larger than the sum of its proper divisors (21144722857).

61914785367 is a wasteful number, since it uses less digits than its factorization.

61914785367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126615269.

The product of its digits is 7620480, while the sum is 57.

The spelling of 61914785367 in words is "sixty-one billion, nine hundred fourteen million, seven hundred eighty-five thousand, three hundred sixty-seven".