10145131544 has 8 divisors (see below), whose sum is σ = 19022121660. Its totient is φ = 5072565768.

The previous prime is 10145131543. The next prime is 10145131559. The reversal of 10145131544 is 44513154101.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10145131543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634070714 + ... + 634070729.

Almost surely, 2^10145131544 is an apocalyptic number.

It is an amenable number.

10145131544 is a deficient number, since it is larger than the sum of its proper divisors (8876990116).

10145131544 is a wasteful number, since it uses less digits than its factorization.

10145131544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268141449 (or 1268141445 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 10145131544 its reverse (44513154101), we get a palindrome (54658285645).

The spelling of 10145131544 in words is "ten billion, one hundred forty-five million, one hundred thirty-one thousand, five hundred forty-four".