149946298442 has 8 divisors (see below), whose sum is σ = 224926433796. Its totient is φ = 74970820512.

The previous prime is 149946298433. The next prime is 149946298477. The reversal of 149946298442 is 244892649941.

It is a Cunningham number, because it is equal to 387229²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 149946298441 + 1 = 387229^2 + 1^2 .

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

It is a super-3 number, since 3×149946298442³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1082723 + ... + 1213334.

Almost surely, 2^149946298442 is an apocalyptic number.

149946298442 is a deficient number, since it is larger than the sum of its proper divisors (74980135354).

149946298442 is a wasteful number, since it uses less digits than its factorization.

149946298442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2328712.

The product of its digits is 35831808, while the sum is 62.

The spelling of 149946298442 in words is "one hundred forty-nine billion, nine hundred forty-six million, two hundred ninety-eight thousand, four hundred forty-two".