1352637266401 has 2 divisors, whose sum is σ = 1352637266402. Its totient is φ = 1352637266400.

The previous prime is 1352637266389. The next prime is 1352637266441. The reversal of 1352637266401 is 1046627362531.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 956971106001 + 395666160400 = 978249^2 + 629020^2 .

It is a cyclic number.

It is not a de Polignac number, because 1352637266401 - 2¹⁷ = 1352637135329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1352637266441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676318633200 + 676318633201.

It is an arithmetic number, because the mean of its divisors is an integer number (676318633201).

Almost surely, 2^{1352637266401} is an apocalyptic number.

It is an amenable number.

1352637266401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352637266401 is an equidigital number, since it uses as much as digits as its factorization.

1352637266401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 1352637266401 in words is "one trillion, three hundred fifty-two billion, six hundred thirty-seven million, two hundred sixty-six thousand, four hundred one".