40354204636435 has 4 divisors (see below), whose sum is σ = 48425045563728. Its totient is φ = 32283363709144.

The previous prime is 40354204636397. The next prime is 40354204636453. The reversal of 40354204636435 is 53463640245304.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40354204636435 - 2³¹ = 40352057152787 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4035420463639 + ... + 4035420463648.

It is an arithmetic number, because the mean of its divisors is an integer number (12106261390932).

Almost surely, 2^{40354204636435} is an apocalyptic number.

40354204636435 is a deficient number, since it is larger than the sum of its proper divisors (8070840927293).

40354204636435 is an equidigital number, since it uses as much as digits as its factorization.

40354204636435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8070840927292.

The product of its (nonzero) digits is 12441600, while the sum is 49.

The spelling of 40354204636435 in words is "forty trillion, three hundred fifty-four billion, two hundred four million, six hundred thirty-six thousand, four hundred thirty-five".