154240544621132 has 12 divisors (see below), whose sum is σ = 269921040093600. Its totient is φ = 77120247451536.

The previous prime is 154240544621113. The next prime is 154240544621161. The reversal of 154240544621132 is 231126445042451.

154240544621132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×154240544621132² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20621438 + ... + 27087354.

It is an arithmetic number, because the mean of its divisors is an integer number (22493420007800).

Almost surely, 2^{154240544621132} is an apocalyptic number.

It is an amenable number.

154240544621132 is a deficient number, since it is larger than the sum of its proper divisors (115680495472468).

154240544621132 is a wasteful number, since it uses less digits than its factorization.

154240544621132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12429520 (or 12429518 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 44.

Adding to 154240544621132 its reverse (231126445042451), we get a palindrome (385366989663583).

The spelling of 154240544621132 in words is "one hundred fifty-four trillion, two hundred forty billion, five hundred forty-four million, six hundred twenty-one thousand, one hundred thirty-two".