73542337663 has 8 divisors (see below), whose sum is σ = 76829308416. Its totient is φ = 70312531800.

The previous prime is 73542337621. The next prime is 73542337667. The reversal of 73542337663 is 36673324537.

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 73542337663 - 2²¹ = 73540240511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73542337667) 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, 14288593 + ... + 14293738.

It is an arithmetic number, because the mean of its divisors is an integer number (9603663552).

Almost surely, 2^73542337663 is an apocalyptic number.

73542337663 is a deficient number, since it is larger than the sum of its proper divisors (3286970753).

73542337663 is a wasteful number, since it uses less digits than its factorization.

73542337663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28582445.

The product of its digits is 5715360, while the sum is 49.

The spelling of 73542337663 in words is "seventy-three billion, five hundred forty-two million, three hundred thirty-seven thousand, six hundred sixty-three".