55001010513 has 8 divisors (see below), whose sum is σ = 77194400800.
Its totient is φ = 34737480288.
The previous prime is 55001010511. The next prime is 55001010523. The reversal of 55001010513 is 31501010055.
Adding to 55001010513 its reverse (31501010055), we get a palindrome (86502020568).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 55001010513 - 21 = 55001010511 is a prime.
It is a super-2 number, since 2×550010105132 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 55001010513.
It is not an unprimeable number, because it can be changed into a prime (55001010511) 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, 482464948 + ... + 482465061.
It is an arithmetic number, because the mean of its divisors is an integer number (9649300100).
Almost surely, 255001010513 is an apocalyptic number.
It is an amenable number.
55001010513 is a deficient number, since it is larger than the sum of its proper divisors (22193390287).
55001010513 is a wasteful number, since it uses less digits than its factorization.
55001010513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 964930031.
The product of its (nonzero) digits is 375, while the sum is 21.
The spelling of 55001010513 in words is "fifty-five billion, one million, ten thousand, five hundred thirteen".