40353543452 has 48 divisors (see below), whose sum is σ = 75124358400. Its totient is φ = 18912579840.

The previous prime is 40353543443. The next prime is 40353543473. The reversal of 40353543452 is 25434535304.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5312177 + ... + 5319767.

It is an arithmetic number, because the mean of its divisors is an integer number (1565090800).

Almost surely, 2^40353543452 is an apocalyptic number.

It is an amenable number.

40353543452 is a deficient number, since it is larger than the sum of its proper divisors (34770814948).

40353543452 is a wasteful number, since it uses less digits than its factorization.

40353543452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8346 (or 8344 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 38.

The spelling of 40353543452 in words is "forty billion, three hundred fifty-three million, five hundred forty-three thousand, four hundred fifty-two".