40042523450 has 24 divisors (see below), whose sum is σ = 74518906080. Its totient is φ = 16008447600.

The previous prime is 40042523447. The next prime is 40042523473. The reversal of 40042523450 is 5432524004.

40042523450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119156 + ... + 307055.

It is an arithmetic number, because the mean of its divisors is an integer number (3104954420).

Almost surely, 2^40042523450 is an apocalyptic number.

40042523450 is a deficient number, since it is larger than the sum of its proper divisors (34476382630).

40042523450 is a wasteful number, since it uses less digits than its factorization.

40042523450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428102 (or 428097 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 29.

The spelling of 40042523450 in words is "forty billion, forty-two million, five hundred twenty-three thousand, four hundred fifty".