1148374632464 has 20 divisors (see below), whose sum is σ = 2231038466304. Its totient is φ = 572622770208.

The previous prime is 1148374632463. The next prime is 1148374632469. The reversal of 1148374632464 is 4642364738411.

It is a super-2 number, since 2×1148374632464² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1148374632463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97778072 + ... + 97789815.

Almost surely, 2^{1148374632464} is an apocalyptic number.

It is an amenable number.

1148374632464 is a deficient number, since it is larger than the sum of its proper divisors (1082663833840).

1148374632464 is a wasteful number, since it uses less digits than its factorization.

1148374632464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195568262 (or 195568256 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 53.

The spelling of 1148374632464 in words is "one trillion, one hundred forty-eight billion, three hundred seventy-four million, six hundred thirty-two thousand, four hundred sixty-four".