40652526454 has 4 divisors (see below), whose sum is σ = 60978789684. Its totient is φ = 20326263226.

The previous prime is 40652526449. The next prime is 40652526461. The reversal of 40652526454 is 45462525604.

It is a happy number.

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

It is a super-3 number, since 3×40652526454³ (a number of 33 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40652526454.

It is a congruent 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 as a sum of consecutive naturals, namely, 10163131612 + ... + 10163131615.

It is an arithmetic number, because the mean of its divisors is an integer number (15244697421).

Almost surely, 2^40652526454 is an apocalyptic number.

40652526454 is a deficient number, since it is larger than the sum of its proper divisors (20326263230).

40652526454 is a wasteful number, since it uses less digits than its factorization.

40652526454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20326263229.

The product of its (nonzero) digits is 1152000, while the sum is 43.

The spelling of 40652526454 in words is "forty billion, six hundred fifty-two million, five hundred twenty-six thousand, four hundred fifty-four".