1145926656 has 352 divisors, whose sum is σ = 4024565760. Its totient is φ = 315187200.

The previous prime is 1145926637. The next prime is 1145926673. The reversal of 1145926656 is 6566295411.

1145926656 is a `hidden beast` number, since 1 + 1 + 4 + 592 + 6 + 6 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5999521 + ... + 5999711.

Almost surely, 2^1145926656 is an apocalyptic number.

1145926656 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 1145926656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2012282880).

1145926656 is an abundant number, since it is smaller than the sum of its proper divisors (2878639104).

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

1145926656 is a wasteful number, since it uses less digits than its factorization.

1145926656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 234 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 1145926656 is about 33851.5384583921. The cubic root of 1145926656 is about 1046.4511043133.

The spelling of 1145926656 in words is "one billion, one hundred forty-five million, nine hundred twenty-six thousand, six hundred fifty-six".