55246181501 has 8 divisors (see below), whose sum is σ = 63146515584. Its totient is φ = 47347853040.

The previous prime is 55246181479. The next prime is 55246181509. The reversal of 55246181501 is 10518164255.

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 55246181501 - 2¹⁸ = 55245919357 is a prime.

It is a super-2 number, since 2×55246181501² (a number of 22 digits) contains 22 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 (55246181509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441905 + ... + 552966.

It is an arithmetic number, because the mean of its divisors is an integer number (7893314448).

Almost surely, 2^55246181501 is an apocalyptic number.

It is an amenable number.

55246181501 is a deficient number, since it is larger than the sum of its proper divisors (7900334083).

55246181501 is an equidigital number, since it uses as much as digits as its factorization.

55246181501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002811.

The product of its (nonzero) digits is 48000, while the sum is 38.

The spelling of 55246181501 in words is "fifty-five billion, two hundred forty-six million, one hundred eighty-one thousand, five hundred one".