1151646064 has 40 divisors (see below), whose sum is σ = 2331279360. Its totient is φ = 550089408.

The previous prime is 1151645969. The next prime is 1151646073. The reversal of 1151646064 is 4606461511.

It is a super-3 number, since 3×1151646064³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398577 + ... + 401455.

It is an arithmetic number, because the mean of its divisors is an integer number (58281984).

Almost surely, 2^1151646064 is an apocalyptic number.

It is an amenable number.

1151646064 is an abundant number, since it is smaller than the sum of its proper divisors (1179633296).

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

1151646064 is a wasteful number, since it uses less digits than its factorization.

1151646064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3997 (or 3991 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 1151646064 is about 33935.9111267106. The cubic root of 1151646064 is about 1048.1891885010.

It can be divided in two parts, 11516 and 46064, that multiplied together give a square (530473024 = 23032²).

The spelling of 1151646064 in words is "one billion, one hundred fifty-one million, six hundred forty-six thousand, sixty-four".