10321447715401 has 9 divisors (see below), whose sum is σ = 10520039981941. Its totient is φ = 10126536358432.

The previous prime is 10321447715399. The next prime is 10321447715407. The reversal of 10321447715401 is 10451774412301.

It is a happy number.

The square root of 10321447715401 is 3212701.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 820381251001 + 9501066464400 = 905749^2 + 3082380^2 .

It is not a de Polignac number, because 10321447715401 - 2¹ = 10321447715399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10321447715407) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 170242845 + ... + 170303461.

Almost surely, 2^{10321447715401} is an apocalyptic number.

10321447715401 is the 3212701-st square number.

10321447715401 is the 1606351-st centered octagonal number.

It is an amenable number.

10321447715401 is a deficient number, since it is larger than the sum of its proper divisors (198592266540).

10321447715401 is an frugal number, since it uses more digits than its factorization.

10321447715401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121340 (or 60670 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 40.

The spelling of 10321447715401 in words is "ten trillion, three hundred twenty-one billion, four hundred forty-seven million, seven hundred fifteen thousand, four hundred one".