123575567040 has 84 divisors (see below), whose sum is σ = 425048470704. Its totient is φ = 32953483776.

The previous prime is 123575567029. The next prime is 123575567077. The reversal of 123575567040 is 40765575321.

It is a happy number.

123575567040 is a `hidden beast` number, since 1 + 2 + 3 + 57 + 556 + 7 + 0 + 40 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21451212 + ... + 21456971.

Almost surely, 2^123575567040 is an apocalyptic number.

123575567040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123575567040 is an abundant number, since it is smaller than the sum of its proper divisors (301472903664).

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

123575567040 is a wasteful number, since it uses less digits than its factorization.

123575567040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42908206 (or 42908193 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 45.

The spelling of 123575567040 in words is "one hundred twenty-three billion, five hundred seventy-five million, five hundred sixty-seven thousand, forty".