722520340542403 has 8 divisors (see below), whose sum is σ = 819051398186000. Its totient is φ = 631839650028768.

The previous prime is 722520340542397. The next prime is 722520340542461. The reversal of 722520340542403 is 304245043025227.

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 722520340542403 - 2²¹ = 722520338445251 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 722520340542403.

It is not an unprimeable number, because it can be changed into a prime (722520340542463) 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, 1462591782228 + ... + 1462591782721.

It is an arithmetic number, because the mean of its divisors is an integer number (102381424773250).

Almost surely, 2^{722520340542403} is an apocalyptic number.

722520340542403 is a deficient number, since it is larger than the sum of its proper divisors (96531057643597).

722520340542403 is a wasteful number, since it uses less digits than its factorization.

722520340542403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2925183564981.

The product of its (nonzero) digits is 1612800, while the sum is 43.

The spelling of 722520340542403 in words is "seven hundred twenty-two trillion, five hundred twenty billion, three hundred forty million, five hundred forty-two thousand, four hundred three".