51654632003 has 8 divisors (see below), whose sum is σ = 57546274800. Its totient is φ = 46037019168.

The previous prime is 51654631991. The next prime is 51654632009. The reversal of 51654632003 is 30023645615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51654632003 - 2⁶ = 51654631939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51654632009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68507093 + ... + 68507846.

It is an arithmetic number, because the mean of its divisors is an integer number (7193284350).

Almost surely, 2^51654632003 is an apocalyptic number.

51654632003 is a deficient number, since it is larger than the sum of its proper divisors (5891642797).

51654632003 is a wasteful number, since it uses less digits than its factorization.

51654632003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137014981.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 51654632003 in words is "fifty-one billion, six hundred fifty-four million, six hundred thirty-two thousand, three".