55401342413 has 4 divisors (see below), whose sum is σ = 58317202560. Its totient is φ = 52485482268.

The previous prime is 55401342397. The next prime is 55401342419. The reversal of 55401342413 is 31424310455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55401342413 - 2⁴ = 55401342397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55401342413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55401342419) 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, 1457930045 + ... + 1457930082.

It is an arithmetic number, because the mean of its divisors is an integer number (14579300640).

Almost surely, 2^55401342413 is an apocalyptic number.

It is an amenable number.

55401342413 is a deficient number, since it is larger than the sum of its proper divisors (2915860147).

55401342413 is a wasteful number, since it uses less digits than its factorization.

55401342413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2915860146.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 55401342413 its reverse (31424310455), we get a palindrome (86825652868).

The spelling of 55401342413 in words is "fifty-five billion, four hundred one million, three hundred forty-two thousand, four hundred thirteen".