189006537126 has 32 divisors (see below), whose sum is σ = 412619443200. Its totient is φ = 57241160480.

The previous prime is 189006537103. The next prime is 189006537127. The reversal of 189006537126 is 621735600981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189006537127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 725046 + ... + 950633.

It is an arithmetic number, because the mean of its divisors is an integer number (12894357600).

Almost surely, 2^189006537126 is an apocalyptic number.

189006537126 is an abundant number, since it is smaller than the sum of its proper divisors (223612906074).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

189006537126 is a wasteful number, since it uses less digits than its factorization.

189006537126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1677404.

The product of its (nonzero) digits is 544320, while the sum is 48.

The spelling of 189006537126 in words is "one hundred eighty-nine billion, six million, five hundred thirty-seven thousand, one hundred twenty-six".