100142361544 has 16 divisors (see below), whose sum is σ = 192841710300. Its totient is φ = 48717905472.

The previous prime is 100142361523. The next prime is 100142361563. The reversal of 100142361544 is 445163241001.

It can be written as a sum of positive squares in 2 ways, for example, as 98050396900 + 2091964644 = 313130^2 + 45738^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169159099 + ... + 169159690.

Almost surely, 2^100142361544 is an apocalyptic number.

It is an amenable number.

100142361544 is a deficient number, since it is larger than the sum of its proper divisors (92699348756).

100142361544 is a wasteful number, since it uses less digits than its factorization.

100142361544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338318832 (or 338318828 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 100142361544 in words is "one hundred billion, one hundred forty-two million, three hundred sixty-one thousand, five hundred forty-four".