55597713526 has 8 divisors (see below), whose sum is σ = 85336025544. Its totient is φ = 27152371680.

The previous prime is 55597713469. The next prime is 55597713527. The reversal of 55597713526 is 62531779555.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×55597713526² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55597713527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323242435 + ... + 323242606.

It is an arithmetic number, because the mean of its divisors is an integer number (10667003193).

Almost surely, 2^55597713526 is an apocalyptic number.

55597713526 is a deficient number, since it is larger than the sum of its proper divisors (29738312018).

55597713526 is a wasteful number, since it uses less digits than its factorization.

55597713526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646485086.

The product of its digits is 9922500, while the sum is 55.

The spelling of 55597713526 in words is "fifty-five billion, five hundred ninety-seven million, seven hundred thirteen thousand, five hundred twenty-six".