42670135763545 has 8 divisors (see below), whose sum is σ = 51208745831496. Its totient is φ = 34133053334016.

The previous prime is 42670135763537. The next prime is 42670135763569. The reversal of 42670135763545 is 54536753107624.

42670135763545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 56565962896 + 42613569800649 = 237836^2 + 6527907^2 .

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 42670135763545 - 2³ = 42670135763537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42670135763545.

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, 381848152 + ... + 381959881.

It is an arithmetic number, because the mean of its divisors is an integer number (6401093228937).

Almost surely, 2^{42670135763545} is an apocalyptic number.

It is an amenable number.

42670135763545 is a deficient number, since it is larger than the sum of its proper divisors (8538610067951).

42670135763545 is a wasteful number, since it uses less digits than its factorization.

42670135763545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763819211.

The product of its (nonzero) digits is 63504000, while the sum is 58.

The spelling of 42670135763545 in words is "forty-two trillion, six hundred seventy billion, one hundred thirty-five million, seven hundred sixty-three thousand, five hundred forty-five".