155413314551 has 8 divisors (see below), whose sum is σ = 169613332608. Its totient is φ = 141225219000.

The previous prime is 155413314541. The next prime is 155413314583.

155413314551 is nontrivially palindromic in base 10.

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 155413314551 - 2¹⁰ = 155413313527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155413314521) 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, 2953355 + ... + 3005516.

It is an arithmetic number, because the mean of its divisors is an integer number (21201666576).

Almost surely, 2^155413314551 is an apocalyptic number.

155413314551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

155413314551 is a deficient number, since it is larger than the sum of its proper divisors (14200018057).

155413314551 is a wasteful number, since it uses less digits than its factorization.

155413314551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5961253.

The product of its digits is 90000, while the sum is 38.

It can be divided in two parts, 155413 and 314551, that added together give a palindrome (469964).

The spelling of 155413314551 in words is "one hundred fifty-five billion, four hundred thirteen million, three hundred fourteen thousand, five hundred fifty-one".