131673449798 has 16 divisors (see below), whose sum is σ = 218061619776. Its totient is φ = 59130464040.

The previous prime is 131673449797. The next prime is 131673449807. The reversal of 131673449798 is 897944376131.

It is a self number, because there is not a number n which added to its sum of digits gives 131673449798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131673449797) 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, 36053336 + ... + 36056987.

It is an arithmetic number, because the mean of its divisors is an integer number (13628851236).

Almost surely, 2^131673449798 is an apocalyptic number.

131673449798 is a deficient number, since it is larger than the sum of its proper divisors (86388169978).

131673449798 is a wasteful number, since it uses less digits than its factorization.

131673449798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72110419.

The product of its digits is 27433728, while the sum is 62.

The spelling of 131673449798 in words is "one hundred thirty-one billion, six hundred seventy-three million, four hundred forty-nine thousand, seven hundred ninety-eight".