149364557801 has 2 divisors, whose sum is σ = 149364557802. Its totient is φ = 149364557800.

The previous prime is 149364557791. The next prime is 149364557897. The reversal of 149364557801 is 108755463941.

149364557801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120217532176 + 29147025625 = 346724^2 + 170725^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149364557801 is a prime.

It is a super-2 number, since 2×149364557801² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (149364556801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74682278900 + 74682278901.

It is an arithmetic number, because the mean of its divisors is an integer number (74682278901).

Almost surely, 2^149364557801 is an apocalyptic number.

It is an amenable number.

149364557801 is a deficient number, since it is larger than the sum of its proper divisors (1).

149364557801 is an equidigital number, since it uses as much as digits as its factorization.

149364557801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3628800, while the sum is 53.

The spelling of 149364557801 in words is "one hundred forty-nine billion, three hundred sixty-four million, five hundred fifty-seven thousand, eight hundred one".