10601626421 has 2 divisors, whose sum is σ = 10601626422. Its totient is φ = 10601626420.

The previous prime is 10601626381. The next prime is 10601626457. The reversal of 10601626421 is 12462610601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9531616900 + 1070009521 = 97630^2 + 32711^2 .

It is a cyclic number.

It is not a de Polignac number, because 10601626421 - 2²² = 10597432117 is a prime.

It is a super-2 number, since 2×10601626421² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10601626621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5300813210 + 5300813211.

It is an arithmetic number, because the mean of its divisors is an integer number (5300813211).

Almost surely, 2^10601626421 is an apocalyptic number.

It is an amenable number.

10601626421 is a deficient number, since it is larger than the sum of its proper divisors (1).

10601626421 is an equidigital number, since it uses as much as digits as its factorization.

10601626421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 10601626421 in words is "ten billion, six hundred one million, six hundred twenty-six thousand, four hundred twenty-one".