149458036849 has 4 divisors (see below), whose sum is σ = 163045131120. Its totient is φ = 135870942580.

The previous prime is 149458036831. The next prime is 149458036853. The reversal of 149458036849 is 948630854941.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149458036849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149458036249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6793547119 + ... + 6793547140.

It is an arithmetic number, because the mean of its divisors is an integer number (40761282780).

Almost surely, 2^149458036849 is an apocalyptic number.

It is an amenable number.

149458036849 is a deficient number, since it is larger than the sum of its proper divisors (13587094271).

149458036849 is a wasteful number, since it uses less digits than its factorization.

149458036849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13587094270.

The product of its (nonzero) digits is 29859840, while the sum is 61.

The spelling of 149458036849 in words is "one hundred forty-nine billion, four hundred fifty-eight million, thirty-six thousand, eight hundred forty-nine".