84372651247923 has 48 divisors (see below), whose sum is σ = 124662129546240. Its totient is φ = 54964319236992.

The previous prime is 84372651247873. The next prime is 84372651247957. The reversal of 84372651247923 is 32974215627348.

It is a happy number.

84372651247923 is a `hidden beast` number, since 8 + 4 + 3 + 7 + 26 + 512 + 4 + 7 + 92 + 3 = 666.

It is not a de Polignac number, because 84372651247923 - 2²⁹ = 84372114377011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84372651245923) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3635330343 + ... + 3635353551.

It is an arithmetic number, because the mean of its divisors is an integer number (2597127698880).

Almost surely, 2^{84372651247923} is an apocalyptic number.

84372651247923 is a deficient number, since it is larger than the sum of its proper divisors (40289478298317).

84372651247923 is a wasteful number, since it uses less digits than its factorization.

84372651247923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36528 (or 36525 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 63.

The spelling of 84372651247923 in words is "eighty-four trillion, three hundred seventy-two billion, six hundred fifty-one million, two hundred forty-seven thousand, nine hundred twenty-three".