1151831638076 has 48 divisors (see below), whose sum is σ = 2361818054400. Its totient is φ = 491302470960.

The previous prime is 1151831637977. The next prime is 1151831638091. The reversal of 1151831638076 is 6708361381511.

It is a super-2 number, since 2×1151831638076² (a number of 25 digits) contains 22 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 15 ways as a sum of consecutive naturals, for example, 1699910 + ... + 2278893.

It is an arithmetic number, because the mean of its divisors is an integer number (49204542800).

Almost surely, 2^{1151831638076} is an apocalyptic number.

It is an amenable number.

1151831638076 is an abundant number, since it is smaller than the sum of its proper divisors (1209986416324).

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

1151831638076 is a wasteful number, since it uses less digits than its factorization.

1151831638076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3979039 (or 3979023 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 50.

The spelling of 1151831638076 in words is "one trillion, one hundred fifty-one billion, eight hundred thirty-one million, six hundred thirty-eight thousand, seventy-six".