61827995192 has 32 divisors (see below), whose sum is σ = 121012531200. Its totient is φ = 29558980704.

The previous prime is 61827995149. The next prime is 61827995197. The reversal of 61827995192 is 29159972816.

61827995192 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61827995197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448409 + ... + 569847.

It is an arithmetic number, because the mean of its divisors is an integer number (3781641600).

Almost surely, 2^61827995192 is an apocalyptic number.

It is an amenable number.

61827995192 is a deficient number, since it is larger than the sum of its proper divisors (59184536008).

61827995192 is a wasteful number, since it uses less digits than its factorization.

61827995192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124235 (or 124231 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 59.

The spelling of 61827995192 in words is "sixty-one billion, eight hundred twenty-seven million, nine hundred ninety-five thousand, one hundred ninety-two".