55220131400351 has 8 divisors (see below), whose sum is σ = 55243165666944. Its totient is φ = 55197101001240.

The previous prime is 55220131400347. The next prime is 55220131400381. The reversal of 55220131400351 is 15300413102255.

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 55220131400351 - 2² = 55220131400347 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 (55220131400381) 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, 27773096 + ... + 29694866.

It is an arithmetic number, because the mean of its divisors is an integer number (6905395708368).

Almost surely, 2^{55220131400351} is an apocalyptic number.

55220131400351 is a deficient number, since it is larger than the sum of its proper divisors (23034266593).

55220131400351 is a wasteful number, since it uses less digits than its factorization.

55220131400351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933741.

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 55220131400351 in words is "fifty-five trillion, two hundred twenty billion, one hundred thirty-one million, four hundred thousand, three hundred fifty-one".