154601513563 has 16 divisors (see below), whose sum is σ = 177081195456. Its totient is φ = 132220569600.

The previous prime is 154601513557. The next prime is 154601513587. The reversal of 154601513563 is 365315106451.

It is a de Polignac number, because none of the positive numbers 2^k-154601513563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (154601513503) 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, 6739413 + ... + 6762313.

It is an arithmetic number, because the mean of its divisors is an integer number (11067574716).

Almost surely, 2^154601513563 is an apocalyptic number.

154601513563 is a deficient number, since it is larger than the sum of its proper divisors (22479681893).

154601513563 is a wasteful number, since it uses less digits than its factorization.

154601513563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25014.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 154601513563 in words is "one hundred fifty-four billion, six hundred one million, five hundred thirteen thousand, five hundred sixty-three".