72531033534147 has 16 divisors (see below), whose sum is σ = 96950819081088. Its totient is φ = 48232639171200.

The previous prime is 72531033534097. The next prime is 72531033534181. The reversal of 72531033534147 is 74143533013527.

It is not a de Polignac number, because 72531033534147 - 2¹⁴ = 72531033517763 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72531033534096 and 72531033534105.

It is not an unprimeable number, because it can be changed into a prime (72531033538147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77105548 + ... + 78040550.

It is an arithmetic number, because the mean of its divisors is an integer number (6059426192568).

Almost surely, 2^{72531033534147} is an apocalyptic number.

72531033534147 is a deficient number, since it is larger than the sum of its proper divisors (24419785546941).

72531033534147 is a wasteful number, since it uses less digits than its factorization.

72531033534147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999890.

The product of its (nonzero) digits is 3175200, while the sum is 48.

The spelling of 72531033534147 in words is "seventy-two trillion, five hundred thirty-one billion, thirty-three million, five hundred thirty-four thousand, one hundred forty-seven".