149999345223401 has 16 divisors (see below), whose sum is σ = 164761482291840. Its totient is φ = 135924137331840.

The previous prime is 149999345223367. The next prime is 149999345223407. The reversal of 149999345223401 is 104322543999941.

It is a cyclic number.

It is not a de Polignac number, because 149999345223401 - 2⁴² = 145601298712297 is a prime.

It is a super-3 number, since 3×149999345223401³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149999345223407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26917421 + ... + 32008533.

It is an arithmetic number, because the mean of its divisors is an integer number (10297592643240).

Almost surely, 2^{149999345223401} is an apocalyptic number.

It is an amenable number.

149999345223401 is a deficient number, since it is larger than the sum of its proper divisors (14762137068439).

149999345223401 is a wasteful number, since it uses less digits than its factorization.

149999345223401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5158576.

The product of its (nonzero) digits is 75582720, while the sum is 65.

The spelling of 149999345223401 in words is "one hundred forty-nine trillion, nine hundred ninety-nine billion, three hundred forty-five million, two hundred twenty-three thousand, four hundred one".