155373354982 has 4 divisors (see below), whose sum is σ = 233060032476. Its totient is φ = 77686677490.

The previous prime is 155373354973. The next prime is 155373355037. The reversal of 155373354982 is 289453373551.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 289453373551 = 479797 ⋅603283.

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, 38843338744 + ... + 38843338747.

It is an arithmetic number, because the mean of its divisors is an integer number (58265008119).

Almost surely, 2^155373354982 is an apocalyptic number.

155373354982 is a deficient number, since it is larger than the sum of its proper divisors (77686677494).

155373354982 is an equidigital number, since it uses as much as digits as its factorization.

155373354982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77686677493.

The product of its digits is 13608000, while the sum is 55.

The spelling of 155373354982 in words is "one hundred fifty-five billion, three hundred seventy-three million, three hundred fifty-four thousand, nine hundred eighty-two".