149396622256 has 160 divisors (see below), whose sum is σ = 347777740800. Its totient is φ = 60818688000.

The previous prime is 149396622253. The next prime is 149396622269. The reversal of 149396622256 is 652226693941.

It is a super-3 number, since 3×149396622256³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 149396622197 and 149396622206.

It is not an unprimeable number, because it can be changed into a prime (149396622253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178064685 + ... + 178065523.

It is an arithmetic number, because the mean of its divisors is an integer number (2173610880).

Almost surely, 2^149396622256 is an apocalyptic number.

149396622256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149396622256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173888870400).

149396622256 is an abundant number, since it is smaller than the sum of its proper divisors (198381118544).

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

149396622256 is a wasteful number, since it uses less digits than its factorization.

149396622256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707 (or 1701 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 55.

The spelling of 149396622256 in words is "one hundred forty-nine billion, three hundred ninety-six million, six hundred twenty-two thousand, two hundred fifty-six".