537045181760638 has 16 divisors (see below), whose sum is σ = 808813811922480. Its totient is φ = 267441387984576.

The previous prime is 537045181760617. The next prime is 537045181760713. The reversal of 537045181760638 is 836067181540735.

It is a self number, because there is not a number n which added to its sum of digits gives 537045181760638.

It is a congruent 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, 201222468 + ... + 203873911.

It is an arithmetic number, because the mean of its divisors is an integer number (50550863245155).

Almost surely, 2^{537045181760638} is an apocalyptic number.

537045181760638 is a deficient number, since it is larger than the sum of its proper divisors (271768630161842).

537045181760638 is a wasteful number, since it uses less digits than its factorization.

537045181760638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405099051.

The product of its (nonzero) digits is 101606400, while the sum is 64.

The spelling of 537045181760638 in words is "five hundred thirty-seven trillion, forty-five billion, one hundred eighty-one million, seven hundred sixty thousand, six hundred thirty-eight".