55603746247157 has 8 divisors (see below), whose sum is σ = 58034214249984. Its totient is φ = 53174354395888.

The previous prime is 55603746247151. The next prime is 55603746247169. The reversal of 55603746247157 is 75174264730655.

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 55603746247157 - 2¹⁰ = 55603746246133 is a prime.

It is a super-2 number, since 2×55603746247157² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55603746247157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55603746247151) 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, 268932293 + ... + 269138970.

It is an arithmetic number, because the mean of its divisors is an integer number (7254276781248).

Almost surely, 2^{55603746247157} is an apocalyptic number.

It is an amenable number.

55603746247157 is a deficient number, since it is larger than the sum of its proper divisors (2430468002827).

55603746247157 is a wasteful number, since it uses less digits than its factorization.

55603746247157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538075779.

The product of its (nonzero) digits is 148176000, while the sum is 62.

The spelling of 55603746247157 in words is "fifty-five trillion, six hundred three billion, seven hundred forty-six million, two hundred forty-seven thousand, one hundred fifty-seven".