72283070402 has 8 divisors (see below), whose sum is σ = 108425750796. Its totient is φ = 36141153472.

The previous prime is 72283070381. The next prime is 72283070411. The reversal of 72283070402 is 20407038227.

It can be written as a sum of positive squares in 2 ways, for example, as 63110985961 + 9172084441 = 251219^2 + 95771^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243878 + ... + 451710.

Almost surely, 2^72283070402 is an apocalyptic number.

72283070402 is a deficient number, since it is larger than the sum of its proper divisors (36142680394).

72283070402 is a wasteful number, since it uses less digits than its factorization.

72283070402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381732.

The product of its (nonzero) digits is 37632, while the sum is 35.

The spelling of 72283070402 in words is "seventy-two billion, two hundred eighty-three million, seventy thousand, four hundred two".