149956865437256 has 64 divisors (see below), whose sum is σ = 288358345820160. Its totient is φ = 73074749184000.

The previous prime is 149956865437199. The next prime is 149956865437321. The reversal of 149956865437256 is 652734568659941.

It is a super-3 number, since 3×149956865437256³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2439442601 + ... + 2439504071.

It is an arithmetic number, because the mean of its divisors is an integer number (4505599153440).

Almost surely, 2^{149956865437256} is an apocalyptic number.

It is an amenable number.

149956865437256 is a deficient number, since it is larger than the sum of its proper divisors (138401480382904).

149956865437256 is a wasteful number, since it uses less digits than its factorization.

149956865437256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88686 (or 88682 counting only the distinct ones).

The product of its digits is 11757312000, while the sum is 80.

The spelling of 149956865437256 in words is "one hundred forty-nine trillion, nine hundred fifty-six billion, eight hundred sixty-five million, four hundred thirty-seven thousand, two hundred fifty-six".