40025505466 has 32 divisors (see below), whose sum is σ = 65476890432. Its totient is φ = 18273450240.

The previous prime is 40025505463. The next prime is 40025505467. The reversal of 40025505466 is 66450552004.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (40025505463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390681 + ... + 482371.

It is an arithmetic number, because the mean of its divisors is an integer number (2046152826).

Almost surely, 2^40025505466 is an apocalyptic number.

40025505466 is a deficient number, since it is larger than the sum of its proper divisors (25451384966).

40025505466 is a wasteful number, since it uses less digits than its factorization.

40025505466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92094.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 40025505466 in words is "forty billion, twenty-five million, five hundred five thousand, four hundred sixty-six".