540071400674 has 16 divisors (see below), whose sum is σ = 923742034488. Its totient is φ = 234601151232.

The previous prime is 540071400653. The next prime is 540071400733. The reversal of 540071400674 is 476004170045.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 346458200449 + 193613200225 = 588607^2 + 440015^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 610940057 + ... + 610940940.

Almost surely, 2^540071400674 is an apocalyptic number.

540071400674 is a deficient number, since it is larger than the sum of its proper divisors (383670633814).

540071400674 is a wasteful number, since it uses less digits than its factorization.

540071400674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221881029.

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 540071400674 in words is "five hundred forty billion, seventy-one million, four hundred thousand, six hundred seventy-four".