540778701 has 8 divisors (see below), whose sum is σ = 721147104. Its totient is φ = 360464720.

The previous prime is 540778699. The next prime is 540778709. The reversal of 540778701 is 107877045.

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 540778701 - 2¹ = 540778699 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540778701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540778709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26335 + ... + 42131.

It is an arithmetic number, because the mean of its divisors is an integer number (90143388).

Almost surely, 2^540778701 is an apocalyptic number.

It is an amenable number.

540778701 is a deficient number, since it is larger than the sum of its proper divisors (180368403).

540778701 is a wasteful number, since it uses less digits than its factorization.

540778701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27211.

The product of its (nonzero) digits is 54880, while the sum is 39.

The square root of 540778701 is about 23254.6490190671. The cubic root of 540778701 is about 814.7165265532.

The spelling of 540778701 in words is "five hundred forty million, seven hundred seventy-eight thousand, seven hundred one".