149096220401 has 2 divisors, whose sum is σ = 149096220402. Its totient is φ = 149096220400.

The previous prime is 149096220379. The next prime is 149096220437. The reversal of 149096220401 is 104022690941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149077071025 + 19149376 = 386105^2 + 4376^2 .

It is a cyclic number.

It is not a de Polignac number, because 149096220401 - 2⁶ = 149096220337 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (149096220451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74548110200 + 74548110201.

It is an arithmetic number, because the mean of its divisors is an integer number (74548110201).

Almost surely, 2^149096220401 is an apocalyptic number.

It is an amenable number.

149096220401 is a deficient number, since it is larger than the sum of its proper divisors (1).

149096220401 is an equidigital number, since it uses as much as digits as its factorization.

149096220401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 149096220401 in words is "one hundred forty-nine billion, ninety-six million, two hundred twenty thousand, four hundred one".