40011345454 has 4 divisors (see below), whose sum is σ = 60017018184. Its totient is φ = 20005672726.

The previous prime is 40011345397. The next prime is 40011345497. The reversal of 40011345454 is 45454311004.

40011345454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×40011345454² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10002836362 + ... + 10002836365.

It is an arithmetic number, because the mean of its divisors is an integer number (15004254546).

Almost surely, 2^40011345454 is an apocalyptic number.

40011345454 is a deficient number, since it is larger than the sum of its proper divisors (20005672730).

40011345454 is a wasteful number, since it uses less digits than its factorization.

40011345454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20005672729.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 40011345454 its reverse (45454311004), we get a palindrome (85465656458).

The spelling of 40011345454 in words is "forty billion, eleven million, three hundred forty-five thousand, four hundred fifty-four".