234261203270390 has 32 divisors (see below), whose sum is σ = 422441525184480. Its totient is φ = 93533163623424.

The previous prime is 234261203270287. The next prime is 234261203270429. The reversal of 234261203270390 is 93072302162432.

It is a happy number.

It is a super-2 number, since 2×234261203270390² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13664921 + ... + 25597899.

It is an arithmetic number, because the mean of its divisors is an integer number (13201297662015).

Almost surely, 2^{234261203270390} is an apocalyptic number.

234261203270390 is a deficient number, since it is larger than the sum of its proper divisors (188180321914090).

234261203270390 is a wasteful number, since it uses less digits than its factorization.

234261203270390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11936576.

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 234261203270390 in words is "two hundred thirty-four trillion, two hundred sixty-one billion, two hundred three million, two hundred seventy thousand, three hundred ninety".