106421323055451 has 8 divisors (see below), whose sum is σ = 142638003677184. Its totient is φ = 70576095568680.

The previous prime is 106421323055449. The next prime is 106421323055483. The reversal of 106421323055451 is 154550323124601.

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

It is not a de Polignac number, because 106421323055451 - 2¹ = 106421323055449 is a prime.

It is a super-2 number, since 2×106421323055451² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106421323055051) 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, 92863283071 + ... + 92863284216.

It is an arithmetic number, because the mean of its divisors is an integer number (17829750459648).

Almost surely, 2^{106421323055451} is an apocalyptic number.

106421323055451 is a deficient number, since it is larger than the sum of its proper divisors (36216680621733).

106421323055451 is a wasteful number, since it uses less digits than its factorization.

106421323055451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185726567481.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 106421323055451 in words is "one hundred six trillion, four hundred twenty-one billion, three hundred twenty-three million, fifty-five thousand, four hundred fifty-one".