540436634045 has 32 divisors (see below), whose sum is σ = 827352852480. Its totient is φ = 329060773440.

The previous prime is 540436634041. The next prime is 540436634051.

540436634045 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 540436634045 - 2² = 540436634041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 540436633987 and 540436634005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540436634041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16305905 + ... + 16339014.

It is an arithmetic number, because the mean of its divisors is an integer number (25854776640).

Almost surely, 2^540436634045 is an apocalyptic number.

540436634045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

540436634045 is a deficient number, since it is larger than the sum of its proper divisors (286916218435).

540436634045 is a wasteful number, since it uses less digits than its factorization.

540436634045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32644985.

The product of its (nonzero) digits is 2073600, while the sum is 44.

The spelling of 540436634045 in words is "five hundred forty billion, four hundred thirty-six million, six hundred thirty-four thousand, forty-five".