231533452005554 has 32 divisors (see below), whose sum is σ = 359694678934656. Its totient is φ = 111712634542080.

The previous prime is 231533452005529. The next prime is 231533452005589. The reversal of 231533452005554 is 455500254335132.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 231533452005499 and 231533452005508.

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, 20877542 + ... + 29982305.

It is an arithmetic number, because the mean of its divisors is an integer number (11240458716708).

Almost surely, 2^{231533452005554} is an apocalyptic number.

231533452005554 is a deficient number, since it is larger than the sum of its proper divisors (128161226929102).

231533452005554 is a wasteful number, since it uses less digits than its factorization.

231533452005554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50860610.

The product of its (nonzero) digits is 5400000, while the sum is 47.

The spelling of 231533452005554 in words is "two hundred thirty-one trillion, five hundred thirty-three billion, four hundred fifty-two million, five thousand, five hundred fifty-four".