55101506 has 4 divisors (see below), whose sum is σ = 82652262. Its totient is φ = 27550752.

The previous prime is 55101451. The next prime is 55101509. The reversal of 55101506 is 60510155.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 31820881 + 23280625 = 5641^2 + 4825^2 .

It is not an unprimeable number, because it can be changed into a prime (55101509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13775375 + ... + 13775378.

Almost surely, 2^55101506 is an apocalyptic number.

55101506 is a deficient number, since it is larger than the sum of its proper divisors (27550756).

55101506 is a wasteful number, since it uses less digits than its factorization.

55101506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27550755.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 55101506 is about 7423.0388655860. The cubic root of 55101506 is about 380.5290553242.

The spelling of 55101506 in words is "fifty-five million, one hundred one thousand, five hundred six".