55131533450151 has 8 divisors (see below), whose sum is σ = 74895668083440. Its totient is φ = 36060877225152.

The previous prime is 55131533450099. The next prime is 55131533450153. The reversal of 55131533450151 is 15105433513155.

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

It is not a de Polignac number, because 55131533450151 - 2⁶ = 55131533450087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55131533450153) 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, 173369601886 + ... + 173369602203.

It is an arithmetic number, because the mean of its divisors is an integer number (9361958510430).

Almost surely, 2^{55131533450151} is an apocalyptic number.

55131533450151 is a deficient number, since it is larger than the sum of its proper divisors (19764134633289).

55131533450151 is a wasteful number, since it uses less digits than its factorization.

55131533450151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346739204145.

The product of its (nonzero) digits is 337500, while the sum is 42.

The spelling of 55131533450151 in words is "fifty-five trillion, one hundred thirty-one billion, five hundred thirty-three million, four hundred fifty thousand, one hundred fifty-one".