155551155010613 has 8 divisors (see below), whose sum is σ = 159057120908160. Its totient is φ = 152053371065440.

The previous prime is 155551155010591. The next prime is 155551155010631. The reversal of 155551155010613 is 316010551155551.

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

It is a cyclic number.

It is not a de Polignac number, because 155551155010613 - 2¹² = 155551155006517 is a prime.

It is a super-2 number, since 2×155551155010613² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155551155010633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2045449643 + ... + 2045525688.

It is an arithmetic number, because the mean of its divisors is an integer number (19882140113520).

Almost surely, 2^{155551155010613} is an apocalyptic number.

It is an amenable number.

155551155010613 is a deficient number, since it is larger than the sum of its proper divisors (3505965897547).

155551155010613 is an equidigital number, since it uses as much as digits as its factorization.

155551155010613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4090976187.

The product of its (nonzero) digits is 281250, while the sum is 44.

The spelling of 155551155010613 in words is "one hundred fifty-five trillion, five hundred fifty-one billion, one hundred fifty-five million, ten thousand, six hundred thirteen".