72863120003 has 8 divisors (see below), whose sum is σ = 74417943360. Its totient is φ = 71308486080.

The previous prime is 72863119999. The next prime is 72863120021. The reversal of 72863120003 is 30002136827.

It is a happy number.

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 72863120003 - 2² = 72863119999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72863120093) 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, 953063 + ... + 1026671.

It is an arithmetic number, because the mean of its divisors is an integer number (9302242920).

Almost surely, 2^72863120003 is an apocalyptic number.

72863120003 is a deficient number, since it is larger than the sum of its proper divisors (1554823357).

72863120003 is a wasteful number, since it uses less digits than its factorization.

72863120003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94717.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 72863120003 in words is "seventy-two billion, eight hundred sixty-three million, one hundred twenty thousand, three".