100057140644 has 6 divisors (see below), whose sum is σ = 175099996134. Its totient is φ = 50028570320.

The previous prime is 100057140637. The next prime is 100057140647. The reversal of 100057140644 is 446041750001.

It can be written as a sum of positive squares in only one way, i.e., 67787329600 + 32269811044 = 260360^2 + 179638^2 .

It is a super-2 number, since 2×100057140644² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100057140644.

It is not an unprimeable number, because it can be changed into a prime (100057140647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12507142577 + ... + 12507142584.

It is an arithmetic number, because the mean of its divisors is an integer number (29183332689).

Almost surely, 2^100057140644 is an apocalyptic number.

It is an amenable number.

100057140644 is a deficient number, since it is larger than the sum of its proper divisors (75042855490).

100057140644 is a wasteful number, since it uses less digits than its factorization.

100057140644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25014285165 (or 25014285163 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

Adding to 100057140644 its reverse (446041750001), we get a palindrome (546098890645).

The spelling of 100057140644 in words is "one hundred billion, fifty-seven million, one hundred forty thousand, six hundred forty-four".