1138745186976 has 48 divisors (see below), whose sum is σ = 2989680460704. Its totient is φ = 379521494784.

The previous prime is 1138745186941. The next prime is 1138745187011. The reversal of 1138745186976 is 6796815478311.

It is an interprime number because it is at equal distance from previous prime (1138745186941) and next prime (1138745187011).

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×1138745186976² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330991 + ... + 1545006.

It is an arithmetic number, because the mean of its divisors is an integer number (62285009598).

Almost surely, 2^{1138745186976} is an apocalyptic number.

1138745186976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1138745186976 is an abundant number, since it is smaller than the sum of its proper divisors (1850935273728).

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

1138745186976 is a wasteful number, since it uses less digits than its factorization.

1138745186976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1882333 (or 1882325 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 66.

The spelling of 1138745186976 in words is "one trillion, one hundred thirty-eight billion, seven hundred forty-five million, one hundred eighty-six thousand, nine hundred seventy-six".