55654210361 has 4 divisors (see below), whose sum is σ = 55655772900. Its totient is φ = 55652647824.

The previous prime is 55654210357. The next prime is 55654210399. The reversal of 55654210361 is 16301245655.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9238093225 + 46416117136 = 96115^2 + 215444^2 .

It is a cyclic number.

It is not a de Polignac number, because 55654210361 - 2² = 55654210357 is a prime.

It is a super-2 number, since 2×55654210361² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55654210301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 726566 + ... + 799503.

It is an arithmetic number, because the mean of its divisors is an integer number (13913943225).

Almost surely, 2^55654210361 is an apocalyptic number.

It is an amenable number.

55654210361 is a deficient number, since it is larger than the sum of its proper divisors (1562539).

55654210361 is a wasteful number, since it uses less digits than its factorization.

55654210361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562538.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 55654210361 in words is "fifty-five billion, six hundred fifty-four million, two hundred ten thousand, three hundred sixty-one".