55551000002 has 16 divisors (see below), whose sum is σ = 86021159424. Its totient is φ = 26877420000.

The previous prime is 55550999989. The next prime is 55551000013. The reversal of 55551000002 is 20000015555.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1022627 + ... + 1075577.

It is an arithmetic number, because the mean of its divisors is an integer number (5376322464).

Almost surely, 2^55551000002 is an apocalyptic number.

55551000002 is a deficient number, since it is larger than the sum of its proper divisors (30470159422).

55551000002 is a wasteful number, since it uses less digits than its factorization.

55551000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69905.

The product of its (nonzero) digits is 1250, while the sum is 23.

Adding to 55551000002 its reverse (20000015555), we get a palindrome (75551015557).

The spelling of 55551000002 in words is "fifty-five billion, five hundred fifty-one million, two", and thus it is an aban number.