153642650603 has 4 divisors (see below), whose sum is σ = 165461316048. Its totient is φ = 141823985160.

The previous prime is 153642650599. The next prime is 153642650617. The reversal of 153642650603 is 306056246351.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 153642650603 - 2² = 153642650599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (153642650633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5909332703 + ... + 5909332728.

It is an arithmetic number, because the mean of its divisors is an integer number (41365329012).

Almost surely, 2^153642650603 is an apocalyptic number.

153642650603 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

153642650603 is a deficient number, since it is larger than the sum of its proper divisors (11818665445).

153642650603 is a wasteful number, since it uses less digits than its factorization.

153642650603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11818665444.

The product of its (nonzero) digits is 388800, while the sum is 41.

Adding to 153642650603 its reverse (306056246351), we get a palindrome (459698896954).

The spelling of 153642650603 in words is "one hundred fifty-three billion, six hundred forty-two million, six hundred fifty thousand, six hundred three".