40400550502 has 32 divisors (see below), whose sum is σ = 68128062912. Its totient is φ = 17828325504.

The previous prime is 40400550493. The next prime is 40400550503. The reversal of 40400550502 is 20505500404.

40400550502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40400550503) 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, 1588228 + ... + 1613464.

It is an arithmetic number, because the mean of its divisors is an integer number (2129001966).

Almost surely, 2^40400550502 is an apocalyptic number.

40400550502 is a deficient number, since it is larger than the sum of its proper divisors (27727512410).

40400550502 is a wasteful number, since it uses less digits than its factorization.

40400550502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27952.

The product of its (nonzero) digits is 4000, while the sum is 25.

The spelling of 40400550502 in words is "forty billion, four hundred million, five hundred fifty thousand, five hundred two".