55241551545 has 16 divisors (see below), whose sum is σ = 88609128000. Its totient is φ = 29387945664.

The previous prime is 55241551537. The next prime is 55241551549. The reversal of 55241551545 is 54515514255.

It is a happy number.

It is not a de Polignac number, because 55241551545 - 2³ = 55241551537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55241551497 and 55241551506.

It is not an unprimeable number, because it can be changed into a prime (55241551549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4632295 + ... + 4644204.

It is an arithmetic number, because the mean of its divisors is an integer number (5538070500).

Almost surely, 2^55241551545 is an apocalyptic number.

It is an amenable number.

55241551545 is a deficient number, since it is larger than the sum of its proper divisors (33367576455).

55241551545 is a wasteful number, since it uses less digits than its factorization.

55241551545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9276904.

The product of its digits is 500000, while the sum is 42.

The spelling of 55241551545 in words is "fifty-five billion, two hundred forty-one million, five hundred fifty-one thousand, five hundred forty-five".