51453653655 has 8 divisors (see below), whose sum is σ = 82325845872. Its totient is φ = 27441948608.

The previous prime is 51453653639. The next prime is 51453653663. The reversal of 51453653655 is 55635635415.

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 51453653655 - 2⁴ = 51453653639 is a prime.

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, 1715121774 + ... + 1715121803.

It is an arithmetic number, because the mean of its divisors is an integer number (10290730734).

Almost surely, 2^51453653655 is an apocalyptic number.

51453653655 is a deficient number, since it is larger than the sum of its proper divisors (30872192217).

51453653655 is a wasteful number, since it uses less digits than its factorization.

51453653655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3430243585.

The product of its digits is 4050000, while the sum is 48.

The spelling of 51453653655 in words is "fifty-one billion, four hundred fifty-three million, six hundred fifty-three thousand, six hundred fifty-five".