40051420540503 has 8 divisors (see below), whose sum is σ = 54845188488048. Its totient is φ = 25979299809984.

The previous prime is 40051420540501. The next prime is 40051420540531. The reversal of 40051420540503 is 30504502415004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40051420540503 - 2¹ = 40051420540501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40051420540501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180411804126 + ... + 180411804347.

It is an arithmetic number, because the mean of its divisors is an integer number (6855648561006).

Almost surely, 2^{40051420540503} is an apocalyptic number.

40051420540503 is a deficient number, since it is larger than the sum of its proper divisors (14793767947545).

40051420540503 is a wasteful number, since it uses less digits than its factorization.

40051420540503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360823608513.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 40051420540503 its reverse (30504502415004), we get a palindrome (70555922955507).

The spelling of 40051420540503 in words is "forty trillion, fifty-one billion, four hundred twenty million, five hundred forty thousand, five hundred three".