155151146264515 has 32 divisors (see below), whose sum is σ = 189451181330496. Its totient is φ = 121962243801600.

The previous prime is 155151146264497. The next prime is 155151146264531. The reversal of 155151146264515 is 515462641151551.

It is not a de Polignac number, because 155151146264515 - 2¹⁵ = 155151146231747 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47068144 + ... + 50256466.

It is an arithmetic number, because the mean of its divisors is an integer number (5920349416578).

Almost surely, 2^{155151146264515} is an apocalyptic number.

155151146264515 is a deficient number, since it is larger than the sum of its proper divisors (34300035065981).

155151146264515 is a wasteful number, since it uses less digits than its factorization.

155151146264515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3189159.

The product of its digits is 3600000, while the sum is 52.

The spelling of 155151146264515 in words is "one hundred fifty-five trillion, one hundred fifty-one billion, one hundred forty-six million, two hundred sixty-four thousand, five hundred fifteen".