40845567771072 has 112 divisors (see below), whose sum is σ = 120815083418880. Its totient is φ = 13531660395264.

The previous prime is 40845567770971. The next prime is 40845567771103. The reversal of 40845567771072 is 27017776554804.

It is a happy number.

40845567771072 is a `hidden beast` number, since 4 + 0 + 8 + 4 + 556 + 7 + 7 + 7 + 1 + 0 + 72 = 666.

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, 72225948 + ... + 72789275.

Almost surely, 2^{40845567771072} is an apocalyptic number.

It is an amenable number.

40845567771072 is an abundant number, since it is smaller than the sum of its proper divisors (79969515647808).

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

40845567771072 is a wasteful number, since it uses less digits than its factorization.

40845567771072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145015407 (or 145015391 counting only the distinct ones).

The product of its (nonzero) digits is 92198400, while the sum is 63.

The spelling of 40845567771072 in words is "forty trillion, eight hundred forty-five billion, five hundred sixty-seven million, seven hundred seventy-one thousand, seventy-two".