266010005031421 has 8 divisors (see below), whose sum is σ = 304813575312320. Its totient is φ = 227406969998208.

The previous prime is 266010005031361. The next prime is 266010005031439. The reversal of 266010005031421 is 124130500010662.

It is a happy number.

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

It is not a de Polignac number, because 266010005031421 - 2⁷ = 266010005031293 is a prime.

It is a super-2 number, since 2×266010005031421² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266010005035421) 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, 50133809076 + ... + 50133814381.

It is an arithmetic number, because the mean of its divisors is an integer number (38101696914040).

Almost surely, 2^{266010005031421} is an apocalyptic number.

It is an amenable number.

266010005031421 is a deficient number, since it is larger than the sum of its proper divisors (38803570280899).

266010005031421 is a wasteful number, since it uses less digits than its factorization.

266010005031421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100267623843.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 266010005031421 in words is "two hundred sixty-six trillion, ten billion, five million, thirty-one thousand, four hundred twenty-one".