149691027441 has 8 divisors (see below), whose sum is σ = 199626789600. Its totient is φ = 99774641792.

The previous prime is 149691027433. The next prime is 149691027467. The reversal of 149691027441 is 144720196941.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 149691027441 - 2³ = 149691027433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149691027841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4826091 + ... + 4857008.

It is an arithmetic number, because the mean of its divisors is an integer number (24953348700).

Almost surely, 2^149691027441 is an apocalyptic number.

It is an amenable number.

149691027441 is a deficient number, since it is larger than the sum of its proper divisors (49935762159).

149691027441 is an equidigital number, since it uses as much as digits as its factorization.

149691027441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9688255.

The product of its (nonzero) digits is 435456, while the sum is 48.

The spelling of 149691027441 in words is "one hundred forty-nine billion, six hundred ninety-one million, twenty-seven thousand, four hundred forty-one".