55506649510 has 32 divisors (see below), whose sum is σ = 113926774752. Its totient is φ = 19289187840.

The previous prime is 55506649483. The next prime is 55506649531. The reversal of 55506649510 is 1594660555.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12555856 + ... + 12560275.

It is an arithmetic number, because the mean of its divisors is an integer number (3560211711).

Almost surely, 2^55506649510 is an apocalyptic number.

55506649510 is an abundant number, since it is smaller than the sum of its proper divisors (58420125242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55506649510 is a wasteful number, since it uses less digits than its factorization.

55506649510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25116168.

The product of its (nonzero) digits is 810000, while the sum is 46.

The spelling of 55506649510 in words is "fifty-five billion, five hundred six million, six hundred forty-nine thousand, five hundred ten".