72740067463 has 8 divisors (see below), whose sum is σ = 83137926528. Its totient is φ = 62343813624.

The previous prime is 72740067461. The next prime is 72740067487. The reversal of 72740067463 is 36476004727.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 72740067463 - 2¹ = 72740067461 is a prime.

It is a super-2 number, since 2×72740067463² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72740067461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302581 + ... + 486862.

It is an arithmetic number, because the mean of its divisors is an integer number (10392240816).

Almost surely, 2^72740067463 is an apocalyptic number.

72740067463 is a deficient number, since it is larger than the sum of its proper divisors (10397859065).

72740067463 is a wasteful number, since it uses less digits than its factorization.

72740067463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802613.

The product of its (nonzero) digits is 1185408, while the sum is 46.

The spelling of 72740067463 in words is "seventy-two billion, seven hundred forty million, sixty-seven thousand, four hundred sixty-three".