55640341102 has 8 divisors (see below), whose sum is σ = 83463775416. Its totient is φ = 27819082632.

The previous prime is 55640341093. The next prime is 55640341109. The reversal of 55640341102 is 20114304655.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55640341109) 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, 478453 + ... + 583264.

It is an arithmetic number, because the mean of its divisors is an integer number (10432971927).

Almost surely, 2^55640341102 is an apocalyptic number.

55640341102 is a deficient number, since it is larger than the sum of its proper divisors (27823434314).

55640341102 is a wasteful number, since it uses less digits than its factorization.

55640341102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087922.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 55640341102 its reverse (20114304655), we get a palindrome (75754645757).

The spelling of 55640341102 in words is "fifty-five billion, six hundred forty million, three hundred forty-one thousand, one hundred two".