155401044514 has 16 divisors (see below), whose sum is σ = 234823932000. Its totient is φ = 77126616864.

The previous prime is 155401044509. The next prime is 155401044523. The reversal of 155401044514 is 415440104551.

It is a self number, because there is not a number n which added to its sum of digits gives 155401044514.

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 7 ways as a sum of consecutive naturals, for example, 1463529 + ... + 1566115.

It is an arithmetic number, because the mean of its divisors is an integer number (14676495750).

Almost surely, 2^155401044514 is an apocalyptic number.

155401044514 is a deficient number, since it is larger than the sum of its proper divisors (79422887486).

155401044514 is a wasteful number, since it uses less digits than its factorization.

155401044514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108177.

The product of its (nonzero) digits is 32000, while the sum is 34.

The spelling of 155401044514 in words is "one hundred fifty-five billion, four hundred one million, forty-four thousand, five hundred fourteen".