149693314869 has 16 divisors (see below), whose sum is σ = 253448999040. Its totient is φ = 85539036960.

The previous prime is 149693314831. The next prime is 149693314919. The reversal of 149693314869 is 968413396941.

149693314869 is a `hidden beast` number, since 149 + 6 + 9 + 3 + 3 + 1 + 486 + 9 = 666.

It is not a de Polignac number, because 149693314869 - 2¹⁶ = 149693249333 is a prime.

It is a super-2 number, since 2×149693314869² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149693314829) 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, 396013872 + ... + 396014249.

It is an arithmetic number, because the mean of its divisors is an integer number (15840562440).

Almost surely, 2^149693314869 is an apocalyptic number.

It is an amenable number.

149693314869 is a deficient number, since it is larger than the sum of its proper divisors (103755684171).

149693314869 is an equidigital number, since it uses as much as digits as its factorization.

149693314869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792028137 (or 792028131 counting only the distinct ones).

The product of its digits is 30233088, while the sum is 63.

The spelling of 149693314869 in words is "one hundred forty-nine billion, six hundred ninety-three million, three hundred fourteen thousand, eight hundred sixty-nine".