73872917363 has 8 divisors (see below), whose sum is σ = 84428904960. Its totient is φ = 63317608200.

The previous prime is 73872917357. The next prime is 73872917387. The reversal of 73872917363 is 36371927837.

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

It is not a de Polignac number, because 73872917363 - 2¹² = 73872913267 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73872917299 and 73872917308.

It is not an unprimeable number, because it can be changed into a prime (73872917863) 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, 90278 + ... + 394836.

It is an arithmetic number, because the mean of its divisors is an integer number (10553613120).

Almost surely, 2^73872917363 is an apocalyptic number.

73872917363 is a deficient number, since it is larger than the sum of its proper divisors (10555987597).

73872917363 is a wasteful number, since it uses less digits than its factorization.

73872917363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339217.

The product of its digits is 8001504, while the sum is 56.

The spelling of 73872917363 in words is "seventy-three billion, eight hundred seventy-two million, nine hundred seventeen thousand, three hundred sixty-three".