1541150543838 has 16 divisors (see below), whose sum is σ = 3083389120656. Its totient is φ = 513535509120.

The previous prime is 1541150543833. The next prime is 1541150543839. The reversal of 1541150543838 is 8383450511451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1541150543833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45316293 + ... + 45350288.

It is an arithmetic number, because the mean of its divisors is an integer number (192711820041).

Almost surely, 2^{1541150543838} is an apocalyptic number.

1541150543838 is an abundant number, since it is smaller than the sum of its proper divisors (1542238576818).

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

1541150543838 is a wasteful number, since it uses less digits than its factorization.

1541150543838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90669419.

The product of its (nonzero) digits is 1152000, while the sum is 48.

The spelling of 1541150543838 in words is "one trillion, five hundred forty-one billion, one hundred fifty million, five hundred forty-three thousand, eight hundred thirty-eight".