154103521432412 has 24 divisors (see below), whose sum is σ = 285546273025104. Its totient is φ = 72518920019712.

The previous prime is 154103521432283. The next prime is 154103521432423. The reversal of 154103521432412 is 214234125301451.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7137278 + ... + 18951194.

It is an arithmetic number, because the mean of its divisors is an integer number (11897761376046).

Almost surely, 2^{154103521432412} is an apocalyptic number.

It is an amenable number.

154103521432412 is a deficient number, since it is larger than the sum of its proper divisors (131442751592692).

154103521432412 is a wasteful number, since it uses less digits than its factorization.

154103521432412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12005765 (or 12005763 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 154103521432412 its reverse (214234125301451), we get a palindrome (368337646733863).

The spelling of 154103521432412 in words is "one hundred fifty-four trillion, one hundred three billion, five hundred twenty-one million, four hundred thirty-two thousand, four hundred twelve".