155551403054 has 8 divisors (see below), whose sum is σ = 233340199848. Its totient is φ = 77771336440.

The previous prime is 155551403003. The next prime is 155551403071. The reversal of 155551403054 is 450304155551.

155551403054 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 155551402999 and 155551403017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2137817 + ... + 2209380.

It is an arithmetic number, because the mean of its divisors is an integer number (29167524981).

Almost surely, 2^155551403054 is an apocalyptic number.

155551403054 is a deficient number, since it is larger than the sum of its proper divisors (77788796794).

155551403054 is a wasteful number, since it uses less digits than its factorization.

155551403054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4365090.

The product of its (nonzero) digits is 150000, while the sum is 38.

The spelling of 155551403054 in words is "one hundred fifty-five billion, five hundred fifty-one million, four hundred three thousand, fifty-four".