61732463200 has 36 divisors (see below), whose sum is σ = 150704377740. Its totient is φ = 24692984960.

The previous prime is 61732463159. The next prime is 61732463201. The reversal of 61732463200 is 236423716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61732463201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38581990 + ... + 38583589.

It is an arithmetic number, because the mean of its divisors is an integer number (4186232715).

Almost surely, 2^61732463200 is an apocalyptic number.

It is an amenable number.

61732463200 is an abundant number, since it is smaller than the sum of its proper divisors (88971914540).

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

61732463200 is a wasteful number, since it uses less digits than its factorization.

61732463200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77165599 (or 77165586 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

Adding to 61732463200 its reverse (236423716), we get a palindrome (61968886916).

The spelling of 61732463200 in words is "sixty-one billion, seven hundred thirty-two million, four hundred sixty-three thousand, two hundred".