55420015335 has 8 divisors (see below), whose sum is σ = 88672024560. Its totient is φ = 29557341504.

The previous prime is 55420015307. The next prime is 55420015337. The reversal of 55420015335 is 53351002455.

It is a happy number.

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

It is not a de Polignac number, because 55420015335 - 2⁷ = 55420015207 is a prime.

It is a super-4 number, since 4×55420015335⁴ (a number of 44 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55420015296 and 55420015305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55420015337) 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, 1847333830 + ... + 1847333859.

It is an arithmetic number, because the mean of its divisors is an integer number (11084003070).

Almost surely, 2^55420015335 is an apocalyptic number.

55420015335 is a deficient number, since it is larger than the sum of its proper divisors (33252009225).

55420015335 is a wasteful number, since it uses less digits than its factorization.

55420015335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3694667697.

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 55420015335 in words is "fifty-five billion, four hundred twenty million, fifteen thousand, three hundred thirty-five".