11645351630 has 32 divisors (see below), whose sum is σ = 22952302560. Its totient is φ = 4218920320.

The previous prime is 11645351591. The next prime is 11645351639. The reversal of 11645351630 is 3615354611.

It is a super-2 number, since 2×11645351630² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11645351639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167189 + ... + 226368.

It is an arithmetic number, because the mean of its divisors is an integer number (717259455).

Almost surely, 2^11645351630 is an apocalyptic number.

11645351630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11645351630 is a deficient number, since it is larger than the sum of its proper divisors (11306950930).

11645351630 is a wasteful number, since it uses less digits than its factorization.

11645351630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393844.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 11645351630 in words is "eleven billion, six hundred forty-five million, three hundred fifty-one thousand, six hundred thirty".