55406495 has 4 divisors (see below), whose sum is σ = 66487800. Its totient is φ = 44325192.

The previous prime is 55406459. The next prime is 55406503. The reversal of 55406495 is 59460455.

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

It is a cyclic number.

It is not a de Polignac number, because 55406495 - 2⁶ = 55406431 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5540645 + ... + 5540654.

It is an arithmetic number, because the mean of its divisors is an integer number (16621950).

Almost surely, 2^55406495 is an apocalyptic number.

55406495 is a deficient number, since it is larger than the sum of its proper divisors (11081305).

55406495 is a wasteful number, since it uses less digits than its factorization.

55406495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11081304.

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

The square root of 55406495 is about 7443.5539226904. The cubic root of 55406495 is about 381.2298450332.

The spelling of 55406495 in words is "fifty-five million, four hundred six thousand, four hundred ninety-five".