40275566000 has 40 divisors (see below), whose sum is σ = 97386323424. Its totient is φ = 16110225600.

The previous prime is 40275565987. The next prime is 40275566011. The reversal of 40275566000 is 66557204.

It is a tau number, because it is divible by the number of its divisors (40).

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, 10066892 + ... + 10070891.

Almost surely, 2^40275566000 is an apocalyptic number.

40275566000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40275566000 is an abundant number, since it is smaller than the sum of its proper divisors (57110757424).

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

40275566000 is a wasteful number, since it uses less digits than its factorization.

40275566000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20137806 (or 20137790 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 40275566000 in words is "forty billion, two hundred seventy-five million, five hundred sixty-six thousand".