40040014511 has 4 divisors (see below), whose sum is σ = 45760016592. Its totient is φ = 34320012432.

The previous prime is 40040014493. The next prime is 40040014517. The reversal of 40040014511 is 11541004004.

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

It is a cyclic number.

It is not a de Polignac number, because 40040014511 - 2²² = 40035820207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40040014517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2860001030 + ... + 2860001043.

It is an arithmetic number, because the mean of its divisors is an integer number (11440004148).

Almost surely, 2^40040014511 is an apocalyptic number.

40040014511 is a deficient number, since it is larger than the sum of its proper divisors (5720002081).

40040014511 is an equidigital number, since it uses as much as digits as its factorization.

40040014511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5720002080.

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 40040014511 its reverse (11541004004), we get a palindrome (51581018515).

The spelling of 40040014511 in words is "forty billion, forty million, fourteen thousand, five hundred eleven".