40500005434 has 16 divisors (see below), whose sum is σ = 69494665536. Its totient is φ = 17340624000.

The previous prime is 40500005393. The next prime is 40500005443. The reversal of 40500005434 is 43450000504.

It is a junction number, because it is equal to n+sod(n) for n = 40500005399 and 40500005408.

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, 1361527 + ... + 1390954.

It is an arithmetic number, because the mean of its divisors is an integer number (4343416596).

Almost surely, 2^40500005434 is an apocalyptic number.

40500005434 is a deficient number, since it is larger than the sum of its proper divisors (28994660102).

40500005434 is a wasteful number, since it uses less digits than its factorization.

40500005434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2753541.

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 40500005434 its reverse (43450000504), we get a palindrome (83950005938).

The spelling of 40500005434 in words is "forty billion, five hundred million, five thousand, four hundred thirty-four".