721016552411 has 8 divisors (see below), whose sum is σ = 770715467424. Its totient is φ = 672846834880.

The previous prime is 721016552401. The next prime is 721016552441. The reversal of 721016552411 is 114255610127.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-721016552411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (721016552401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 382298396 + ... + 382300281.

It is an arithmetic number, because the mean of its divisors is an integer number (96339433428).

Almost surely, 2^721016552411 is an apocalyptic number.

721016552411 is a deficient number, since it is larger than the sum of its proper divisors (49698915013).

721016552411 is a wasteful number, since it uses less digits than its factorization.

721016552411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764598741.

The product of its (nonzero) digits is 16800, while the sum is 35.

The spelling of 721016552411 in words is "seven hundred twenty-one billion, sixteen million, five hundred fifty-two thousand, four hundred eleven".