73357406527138 has 16 divisors (see below), whose sum is σ = 112147200147960. Its totient is φ = 35975437803136.

The previous prime is 73357406527073. The next prime is 73357406527151. The reversal of 73357406527138 is 83172560475337.

It can be written as a sum of positive squares in 4 ways, for example, as 72878200618129 + 479205909009 = 8536873^2 + 692247^2 .

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, 107489545 + ... + 108169852.

Almost surely, 2^{73357406527138} is an apocalyptic number.

73357406527138 is a deficient number, since it is larger than the sum of its proper divisors (38789793620822).

73357406527138 is a wasteful number, since it uses less digits than its factorization.

73357406527138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215662661.

The product of its (nonzero) digits is 88905600, while the sum is 61.

The spelling of 73357406527138 in words is "seventy-three trillion, three hundred fifty-seven billion, four hundred six million, five hundred twenty-seven thousand, one hundred thirty-eight".