2238353856670 has 32 divisors (see below), whose sum is σ = 4057027660800. Its totient is φ = 889138594080.

The previous prime is 2238353856667. The next prime is 2238353856733. The reversal of 2238353856670 is 766583538322.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34566 + ... + 2116105.

It is an arithmetic number, because the mean of its divisors is an integer number (126782114400).

Almost surely, 2^{2238353856670} is an apocalyptic number.

2238353856670 is a deficient number, since it is larger than the sum of its proper divisors (1818673804130).

2238353856670 is a wasteful number, since it uses less digits than its factorization.

2238353856670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151400.

The product of its (nonzero) digits is 43545600, while the sum is 58.

The spelling of 2238353856670 in words is "two trillion, two hundred thirty-eight billion, three hundred fifty-three million, eight hundred fifty-six thousand, six hundred seventy".