72400060415473 has 12 divisors (see below), whose sum is σ = 84302166647232. Its totient is φ = 61997003333160.

The previous prime is 72400060415461. The next prime is 72400060415489. The reversal of 72400060415473 is 37451406000427.

It is not a de Polignac number, because 72400060415473 - 2¹³ = 72400060407281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72400060415413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 716512165 + ... + 716613202.

It is an arithmetic number, because the mean of its divisors is an integer number (7025180553936).

Almost surely, 2^{72400060415473} is an apocalyptic number.

It is an amenable number.

72400060415473 is a deficient number, since it is larger than the sum of its proper divisors (11902106231759).

72400060415473 is a wasteful number, since it uses less digits than its factorization.

72400060415473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433126412 (or 1433126405 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 43.

The spelling of 72400060415473 in words is "seventy-two trillion, four hundred billion, sixty million, four hundred fifteen thousand, four hundred seventy-three".