149788216570 has 16 divisors (see below), whose sum is σ = 269687658240. Its totient is φ = 59899982544.

The previous prime is 149788216499. The next prime is 149788216579. The reversal of 149788216570 is 75612887941.

It is not an unprimeable number, because it can be changed into a prime (149788216579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1871862 + ... + 1950241.

It is an arithmetic number, because the mean of its divisors is an integer number (16855478640).

Almost surely, 2^149788216570 is an apocalyptic number.

149788216570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149788216570 is a deficient number, since it is larger than the sum of its proper divisors (119899441670).

149788216570 is a wasteful number, since it uses less digits than its factorization.

149788216570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3826029.

The product of its (nonzero) digits is 6773760, while the sum is 58.

The spelling of 149788216570 in words is "one hundred forty-nine billion, seven hundred eighty-eight million, two hundred sixteen thousand, five hundred seventy".