1131725864048 has 80 divisors (see below), whose sum is σ = 2367528468480. Its totient is φ = 520978459392.

The previous prime is 1131725863993. The next prime is 1131725864083. The reversal of 1131725864048 is 8404685271311.

It is a junction number, because it is equal to n+sod(n) for n = 1131725863987 and 1131725864005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315858065 + ... + 315861647.

It is an arithmetic number, because the mean of its divisors is an integer number (29594105856).

Almost surely, 2^{1131725864048} is an apocalyptic number.

It is an amenable number.

1131725864048 is an abundant number, since it is smaller than the sum of its proper divisors (1235802604432).

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

1131725864048 is a wasteful number, since it uses less digits than its factorization.

1131725864048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7126 (or 7120 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 1131725864048 in words is "one trillion, one hundred thirty-one billion, seven hundred twenty-five million, eight hundred sixty-four thousand, forty-eight".