65554955 has 4 divisors (see below), whose sum is σ = 78665952. Its totient is φ = 52443960.

The previous prime is 65554927. The next prime is 65554999. The reversal of 65554955 is 55945556.

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

It is not a de Polignac number, because 65554955 - 2¹⁰ = 65553931 is a prime.

It is a Duffinian 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, 6555491 + ... + 6555500.

It is an arithmetic number, because the mean of its divisors is an integer number (19666488).

Almost surely, 2^65554955 is an apocalyptic number.

65554955 is a deficient number, since it is larger than the sum of its proper divisors (13110997).

65554955 is a wasteful number, since it uses less digits than its factorization.

65554955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13110996.

The product of its digits is 675000, while the sum is 44.

The square root of 65554955 is about 8096.6014475211. The cubic root of 65554955 is about 403.2136023424.

The spelling of 65554955 in words is "sixty-five million, five hundred fifty-four thousand, nine hundred fifty-five".