55154225241511 has 8 divisors (see below), whose sum is σ = 60601110796800. Its totient is φ = 49779483866040.

The previous prime is 55154225241503. The next prime is 55154225241529. The reversal of 55154225241511 is 11514252245155.

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 55154225241511 - 2³ = 55154225241503 is a prime.

It is a super-3 number, since 3×55154225241511³ (a number of 42 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55154225241551) 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, 18036043351 + ... + 18036046408.

It is an arithmetic number, because the mean of its divisors is an integer number (7575138849600).

Almost surely, 2^{55154225241511} is an apocalyptic number.

55154225241511 is a deficient number, since it is larger than the sum of its proper divisors (5446885555289).

55154225241511 is a wasteful number, since it uses less digits than its factorization.

55154225241511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36072089909.

The product of its digits is 400000, while the sum is 43.

Adding to 55154225241511 its reverse (11514252245155), we get a palindrome (66668477486666).

The spelling of 55154225241511 in words is "fifty-five trillion, one hundred fifty-four billion, two hundred twenty-five million, two hundred forty-one thousand, five hundred eleven".