10144543542 has 32 divisors (see below), whose sum is σ = 23412659712. Its totient is φ = 2870299584.

The previous prime is 10144543483. The next prime is 10144543543. The reversal of 10144543542 is 24534544101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10144543543) 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, 1168183 + ... + 1176834.

It is an arithmetic number, because the mean of its divisors is an integer number (731645616).

Almost surely, 2^10144543542 is an apocalyptic number.

10144543542 is an abundant number, since it is smaller than the sum of its proper divisors (13268116170).

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

10144543542 is a wasteful number, since it uses less digits than its factorization.

10144543542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345132.

The product of its (nonzero) digits is 38400, while the sum is 33.

The spelling of 10144543542 in words is "ten billion, one hundred forty-four million, five hundred forty-three thousand, five hundred forty-two".