155494996 has 24 divisors (see below), whose sum is σ = 284385024. Its totient is φ = 74252640.

The previous prime is 155494967. The next prime is 155495027. The reversal of 155494996 is 699494551.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112566 + ... + 113938.

It is an arithmetic number, because the mean of its divisors is an integer number (11849376).

Almost surely, 2^155494996 is an apocalyptic number.

It is an amenable number.

155494996 is a deficient number, since it is larger than the sum of its proper divisors (128890028).

155494996 is a wasteful number, since it uses less digits than its factorization.

155494996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2631 (or 2629 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 52.

The square root of 155494996 is about 12469.7632696054. The cubic root of 155494996 is about 537.7397478147.

The spelling of 155494996 in words is "one hundred fifty-five million, four hundred ninety-four thousand, nine hundred ninety-six".