55423277232455 has 8 divisors (see below), whose sum is σ = 72554108377104. Its totient is φ = 40307837987200.

The previous prime is 55423277232431. The next prime is 55423277232467.

55423277232455 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 55423277232455 - 2⁶ = 55423277232391 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55423277232455.

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, 503847974786 + ... + 503847974895.

It is an arithmetic number, because the mean of its divisors is an integer number (9069263547138).

Almost surely, 2^{55423277232455} is an apocalyptic number.

55423277232455 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55423277232455 is a deficient number, since it is larger than the sum of its proper divisors (17130831144649).

55423277232455 is a wasteful number, since it uses less digits than its factorization.

55423277232455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007695949697.

The product of its digits is 70560000, while the sum is 56.

The spelling of 55423277232455 in words is "fifty-five trillion, four hundred twenty-three billion, two hundred seventy-seven million, two hundred thirty-two thousand, four hundred fifty-five".