61482247859 has 4 divisors (see below), whose sum is σ = 61484779104. Its totient is φ = 61479716616.

The previous prime is 61482247817. The next prime is 61482247873. The reversal of 61482247859 is 95874228416.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61482247859 - 2¹⁶ = 61482182323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61482247559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1228832 + ... + 1277885.

It is an arithmetic number, because the mean of its divisors is an integer number (15371194776).

Almost surely, 2^61482247859 is an apocalyptic number.

61482247859 is a deficient number, since it is larger than the sum of its proper divisors (2531245).

61482247859 is a wasteful number, since it uses less digits than its factorization.

61482247859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531244.

The product of its digits is 7741440, while the sum is 56.

The spelling of 61482247859 in words is "sixty-one billion, four hundred eighty-two million, two hundred forty-seven thousand, eight hundred fifty-nine".