234069887477 has 4 divisors (see below), whose sum is σ = 234448030080. Its totient is φ = 233691744876.

The previous prime is 234069887369. The next prime is 234069887507. The reversal of 234069887477 is 774788960432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 234069887477 - 2⁸ = 234069887221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234069880477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189070373 + ... + 189071610.

It is an arithmetic number, because the mean of its divisors is an integer number (58612007520).

Almost surely, 2^234069887477 is an apocalyptic number.

It is an amenable number.

234069887477 is a deficient number, since it is larger than the sum of its proper divisors (378142603).

234069887477 is an equidigital number, since it uses as much as digits as its factorization.

234069887477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378142602.

The product of its (nonzero) digits is 113799168, while the sum is 65.

The spelling of 234069887477 in words is "two hundred thirty-four billion, sixty-nine million, eight hundred eighty-seven thousand, four hundred seventy-seven".