887440099723 has 4 divisors (see below), whose sum is σ = 887539053960. Its totient is φ = 887341145488.

The previous prime is 887440099699. The next prime is 887440099727. The reversal of 887440099723 is 327990044788.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 887440099723 - 2¹⁷ = 887439968651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (887440099727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49463665 + ... + 49481602.

It is an arithmetic number, because the mean of its divisors is an integer number (221884763490).

Almost surely, 2^887440099723 is an apocalyptic number.

887440099723 is a deficient number, since it is larger than the sum of its proper divisors (98954237).

887440099723 is an equidigital number, since it uses as much as digits as its factorization.

887440099723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98954236.

The product of its (nonzero) digits is 24385536, while the sum is 61.

The spelling of 887440099723 in words is "eight hundred eighty-seven billion, four hundred forty million, ninety-nine thousand, seven hundred twenty-three".