234720007478 has 32 divisors (see below), whose sum is σ = 384853641120. Its totient is φ = 106478268160.

The previous prime is 234720007463. The next prime is 234720007507. The reversal of 234720007478 is 874700027432.

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, 24710426 + ... + 24719922.

It is an arithmetic number, because the mean of its divisors is an integer number (12026676285).

Almost surely, 2^234720007478 is an apocalyptic number.

234720007478 is a deficient number, since it is larger than the sum of its proper divisors (150133633642).

234720007478 is a wasteful number, since it uses less digits than its factorization.

234720007478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11632.

The product of its (nonzero) digits is 526848, while the sum is 44.

The spelling of 234720007478 in words is "two hundred thirty-four billion, seven hundred twenty million, seven thousand, four hundred seventy-eight".