10358612881921 has 12 divisors (see below), whose sum is σ = 11079051327936. Its totient is φ = 9666574021280.

The previous prime is 10358612881801. The next prime is 10358612881979. The reversal of 10358612881921 is 12918821685301.

It is not a de Polignac number, because 10358612881921 - 2¹⁵ = 10358612849153 is a prime.

It is a super-3 number, since 3×10358612881921³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (10358612851921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133921621 + ... + 133998946.

It is an arithmetic number, because the mean of its divisors is an integer number (923254277328).

Almost surely, 2^{10358612881921} is an apocalyptic number.

It is an amenable number.

10358612881921 is a deficient number, since it is larger than the sum of its proper divisors (720438446015).

10358612881921 is an equidigital number, since it uses as much as digits as its factorization.

10358612881921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267920672 (or 267920631 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 55.

The spelling of 10358612881921 in words is "ten trillion, three hundred fifty-eight billion, six hundred twelve million, eight hundred eighty-one thousand, nine hundred twenty-one".