149355969156 has 81 divisors (see below), whose sum is σ = 387218031109. Its totient is φ = 48540129600.

The previous prime is 149355969127. The next prime is 149355969163. The reversal of 149355969156 is 651969553941.

The square root of 149355969156 is 386466.

It is a perfect power (a square), and thus also a powerful number.

149355969156 is a `hidden beast` number, since 1 + 4 + 9 + 3 + 559 + 69 + 15 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7196807556 + 142159161600 = 84834^2 + 377040^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 149355969093 and 149355969102.

It is an unprimeable number.

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 26 ways as a sum of consecutive naturals, for example, 95069851 + ... + 95071421.

Almost surely, 2^149355969156 is an apocalyptic number.

149355969156 is the 386466-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149355969156

149355969156 is an abundant number, since it is smaller than the sum of its proper divisors (237862061953).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149355969156 is an equidigital number, since it uses as much as digits as its factorization.

149355969156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3234 (or 1617 counting only the distinct ones).

The product of its digits is 39366000, while the sum is 63.

The spelling of 149355969156 in words is "one hundred forty-nine billion, three hundred fifty-five million, nine hundred sixty-nine thousand, one hundred fifty-six".