537136667326645 has 8 divisors (see below), whose sum is σ = 644657267220480. Its totient is φ = 429647156242320.

The previous prime is 537136667326607. The next prime is 537136667326661. The reversal of 537136667326645 is 546623766631735.

It is a happy number.

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

It is not a de Polignac number, because 537136667326645 - 2¹¹ = 537136667324597 is a prime.

It is a super-2 number, since 2×537136667326645² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7772164365 + ... + 7772233474.

It is an arithmetic number, because the mean of its divisors is an integer number (80582158402560).

Almost surely, 2^{537136667326645} is an apocalyptic number.

It is an amenable number.

537136667326645 is a deficient number, since it is larger than the sum of its proper divisors (107520599893835).

537136667326645 is a wasteful number, since it uses less digits than its factorization.

537136667326645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15544404755.

The product of its digits is 2057529600, while the sum is 70.

The spelling of 537136667326645 in words is "five hundred thirty-seven trillion, one hundred thirty-six billion, six hundred sixty-seven million, three hundred twenty-six thousand, six hundred forty-five".