55651402 has 8 divisors (see below), whose sum is σ = 83568096. Its totient is φ = 27795372.

The previous prime is 55651397. The next prime is 55651423. The reversal of 55651402 is 20415655.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12798 + ... + 16585.

It is an arithmetic number, because the mean of its divisors is an integer number (10446012).

Almost surely, 2^55651402 is an apocalyptic number.

55651402 is a deficient number, since it is larger than the sum of its proper divisors (27916694).

55651402 is a wasteful number, since it uses less digits than its factorization.

55651402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30332.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 55651402 is about 7459.9867292107. The cubic root of 55651402 is about 381.7907216938.

The spelling of 55651402 in words is "fifty-five million, six hundred fifty-one thousand, four hundred two".