61946264916 has 48 divisors (see below), whose sum is σ = 164336356800. Its totient is φ = 20168549856.

The previous prime is 61946264909. The next prime is 61946264917.

61946264916 is a `hidden beast` number, since 6 + 1 + 9 + 4 + 626 + 4 + 9 + 1 + 6 = 666.

61946264916 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61946264917) 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 15 ways as a sum of consecutive naturals, for example, 6664851 + ... + 6674138.

It is an arithmetic number, because the mean of its divisors is an integer number (3423674100).

Almost surely, 2^61946264916 is an apocalyptic number.

It is an amenable number.

61946264916 is an abundant number, since it is smaller than the sum of its proper divisors (102390091884).

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

61946264916 is a wasteful number, since it uses less digits than its factorization.

61946264916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13339045 (or 13339037 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The spelling of 61946264916 in words is "sixty-one billion, nine hundred forty-six million, two hundred sixty-four thousand, nine hundred sixteen".