61382498265 has 24 divisors (see below), whose sum is σ = 116068724928. Its totient is φ = 29761211040.

The previous prime is 61382498263. The next prime is 61382498269. The reversal of 61382498265 is 56289428316.

61382498265 is a `hidden beast` number, since 6 + 13 + 82 + 498 + 2 + 65 = 666.

It is not a de Polignac number, because 61382498265 - 2¹ = 61382498263 is a prime.

It is a super-2 number, since 2×61382498265² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61382498263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62002029 + ... + 62003018.

It is an arithmetic number, because the mean of its divisors is an integer number (4836196872).

Almost surely, 2^61382498265 is an apocalyptic number.

It is an amenable number.

61382498265 is a deficient number, since it is larger than the sum of its proper divisors (54686226663).

61382498265 is a wasteful number, since it uses less digits than its factorization.

61382498265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124005069 (or 124005066 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 61382498265 in words is "sixty-one billion, three hundred eighty-two million, four hundred ninety-eight thousand, two hundred sixty-five".