1150377951646 has 24 divisors (see below), whose sum is σ = 2189773245816. Its totient is φ = 448199201520.

The previous prime is 1150377951637. The next prime is 1150377951659. The reversal of 1150377951646 is 6461597730511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 533569401 + ... + 533571556.

It is an arithmetic number, because the mean of its divisors is an integer number (91240551909).

Almost surely, 2^{1150377951646} is an apocalyptic number.

1150377951646 is a deficient number, since it is larger than the sum of its proper divisors (1039395294170).

1150377951646 is a wasteful number, since it uses less digits than its factorization.

1150377951646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067140984 (or 1067140977 counting only the distinct ones).

The product of its (nonzero) digits is 4762800, while the sum is 55.

The spelling of 1150377951646 in words is "one trillion, one hundred fifty billion, three hundred seventy-seven million, nine hundred fifty-one thousand, six hundred forty-six".