540011555511431 has 8 divisors (see below), whose sum is σ = 551501500616640. Its totient is φ = 528521624470528.

The previous prime is 540011555511383. The next prime is 540011555511443. The reversal of 540011555511431 is 134115555110045.

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

It is a cyclic number.

It is not a de Polignac number, because 540011555511431 - 2²² = 540011551317127 is a prime.

It is a super-2 number, since 2×540011555511431² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540011555511481) 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, 119114555 + ... + 123564963.

It is an arithmetic number, because the mean of its divisors is an integer number (68937687577080).

Almost surely, 2^{540011555511431} is an apocalyptic number.

540011555511431 is a deficient number, since it is larger than the sum of its proper divisors (11489945105209).

540011555511431 is a wasteful number, since it uses less digits than its factorization.

540011555511431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7032153.

The product of its (nonzero) digits is 150000, while the sum is 41.

The spelling of 540011555511431 in words is "five hundred forty trillion, eleven billion, five hundred fifty-five million, five hundred eleven thousand, four hundred thirty-one".