10140421265361 has 12 divisors (see below), whose sum is σ = 14647619201488. Its totient is φ = 6760122055704.

The previous prime is 10140421265347. The next prime is 10140421265453. The reversal of 10140421265361 is 16356212404101.

10140421265361 is a `hidden beast` number, since 1 + 0 + 1 + 404 + 212 + 6 + 5 + 36 + 1 = 666.

It is not a de Polignac number, because 10140421265361 - 2⁶ = 10140421265297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10140421265561) 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, 12827215 + ... + 13594788.

Almost surely, 2^{10140421265361} is an apocalyptic number.

It is an amenable number.

10140421265361 is a deficient number, since it is larger than the sum of its proper divisors (4507197936127).

10140421265361 is a wasteful number, since it uses less digits than its factorization.

10140421265361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26464652 (or 26464649 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

Adding to 10140421265361 its reverse (16356212404101), we get a palindrome (26496633669462).

The spelling of 10140421265361 in words is "ten trillion, one hundred forty billion, four hundred twenty-one million, two hundred sixty-five thousand, three hundred sixty-one".