55362040403 has 2 divisors, whose sum is σ = 55362040404. Its totient is φ = 55362040402.

The previous prime is 55362040399. The next prime is 55362040441. The reversal of 55362040403 is 30404026355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55362040403 - 2² = 55362040399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55362040403.

It is not a weakly prime, because it can be changed into another prime (55362040483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27681020201 + 27681020202.

It is an arithmetic number, because the mean of its divisors is an integer number (27681020202).

Almost surely, 2^55362040403 is an apocalyptic number.

55362040403 is a deficient number, since it is larger than the sum of its proper divisors (1).

55362040403 is an equidigital number, since it uses as much as digits as its factorization.

55362040403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 55362040403 its reverse (30404026355), we get a palindrome (85766066758).

The spelling of 55362040403 in words is "fifty-five billion, three hundred sixty-two million, forty thousand, four hundred three".