154356553440463 has 16 divisors (see below), whose sum is σ = 170521860418560. Its totient is φ = 138546757533600.

The previous prime is 154356553440437. The next prime is 154356553440469. The reversal of 154356553440463 is 364044355653451.

It is a cyclic number.

It is not a de Polignac number, because 154356553440463 - 2⁹ = 154356553439951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 154356553440398 and 154356553440407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154356553440469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117243481 + ... + 118552717.

It is an arithmetic number, because the mean of its divisors is an integer number (10657616276160).

Almost surely, 2^{154356553440463} is an apocalyptic number.

154356553440463 is a deficient number, since it is larger than the sum of its proper divisors (16165306978097).

154356553440463 is a wasteful number, since it uses less digits than its factorization.

154356553440463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444998.

The product of its (nonzero) digits is 155520000, while the sum is 58.

The spelling of 154356553440463 in words is "one hundred fifty-four trillion, three hundred fifty-six billion, five hundred fifty-three million, four hundred forty thousand, four hundred sixty-three".