1555353233054 has 4 divisors (see below), whose sum is σ = 2333029849584. Its totient is φ = 777676616526.

The previous prime is 1555353233029. The next prime is 1555353233143. The reversal of 1555353233054 is 4503323535551.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 1555353232996 and 1555353233014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 388838308262 + ... + 388838308265.

It is an arithmetic number, because the mean of its divisors is an integer number (583257462396).

Almost surely, 2^{1555353233054} is an apocalyptic number.

1555353233054 is a deficient number, since it is larger than the sum of its proper divisors (777676616530).

1555353233054 is an equidigital number, since it uses as much as digits as its factorization.

1555353233054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777676616529.

The product of its (nonzero) digits is 2025000, while the sum is 44.

The spelling of 1555353233054 in words is "one trillion, five hundred fifty-five billion, three hundred fifty-three million, two hundred thirty-three thousand, fifty-four".