40532465554 has 128 divisors (see below), whose sum is σ = 76275302400. Its totient is φ = 15784554240.

The previous prime is 40532465551. The next prime is 40532465557. The reversal of 40532465554 is 45556423504.

It is an interprime number because it is at equal distance from previous prime (40532465551) and next prime (40532465557).

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a self number, because there is not a number n which added to its sum of digits gives 40532465554.

It is not an unprimeable number, because it can be changed into a prime (40532465551) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 84618687 + ... + 84619165.

It is an arithmetic number, because the mean of its divisors is an integer number (595900800).

Almost surely, 2^40532465554 is an apocalyptic number.

40532465554 is a deficient number, since it is larger than the sum of its proper divisors (35742836846).

40532465554 is a wasteful number, since it uses less digits than its factorization.

40532465554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728.

The product of its (nonzero) digits is 1440000, while the sum is 43.

The spelling of 40532465554 in words is "forty billion, five hundred thirty-two million, four hundred sixty-five thousand, five hundred fifty-four".