61299488362671 has 48 divisors (see below), whose sum is σ = 96109737849216. Its totient is φ = 37425258413568.

The previous prime is 61299488362657. The next prime is 61299488362747. The reversal of 61299488362671 is 17626388499216.

61299488362671 is a `hidden beast` number, since 6 + 1 + 2 + 99 + 488 + 36 + 26 + 7 + 1 = 666.

61299488362671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61299488362671 - 2¹¹ = 61299488360623 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61299488362671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61299488362771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3492426 + ... + 11610168.

It is an arithmetic number, because the mean of its divisors is an integer number (2002286205192).

Almost surely, 2^{61299488362671} is an apocalyptic number.

61299488362671 is a deficient number, since it is larger than the sum of its proper divisors (34810249486545).

61299488362671 is a wasteful number, since it uses less digits than its factorization.

61299488362671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8118272 (or 8118269 counting only the distinct ones).

The product of its digits is 376233984, while the sum is 72.

The spelling of 61299488362671 in words is "sixty-one trillion, two hundred ninety-nine billion, four hundred eighty-eight million, three hundred sixty-two thousand, six hundred seventy-one".