1165674253040 has 160 divisors (see below), whose sum is σ = 2978425797120. Its totient is φ = 420753024000.

The previous prime is 1165674253027. The next prime is 1165674253061. The reversal of 1165674253040 is 403524765611.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 1165674252982 and 1165674253000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 237454106 + ... + 237459014.

It is an arithmetic number, because the mean of its divisors is an integer number (18615161232).

Almost surely, 2^{1165674253040} is an apocalyptic number.

1165674253040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1165674253040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1489212898560).

1165674253040 is an abundant number, since it is smaller than the sum of its proper divisors (1812751544080).

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

1165674253040 is a wasteful number, since it uses less digits than its factorization.

1165674253040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6871 (or 6865 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 1165674253040 in words is "one trillion, one hundred sixty-five billion, six hundred seventy-four million, two hundred fifty-three thousand, forty".