106462720173621 has 32 divisors (see below), whose sum is σ = 168575576924160. Its totient is φ = 58474653096384.

The previous prime is 106462720173617. The next prime is 106462720173637. The reversal of 106462720173621 is 126371027264601.

It is not a de Polignac number, because 106462720173621 - 2² = 106462720173617 is a prime.

It is a super-2 number, since 2×106462720173621² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106462720173671) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 391827495 + ... + 392099108.

It is an arithmetic number, because the mean of its divisors is an integer number (5267986778880).

Almost surely, 2^{106462720173621} is an apocalyptic number.

It is an amenable number.

106462720173621 is a deficient number, since it is larger than the sum of its proper divisors (62112856750539).

106462720173621 is a wasteful number, since it uses less digits than its factorization.

106462720173621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783926865.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 106462720173621 in words is "one hundred six trillion, four hundred sixty-two billion, seven hundred twenty million, one hundred seventy-three thousand, six hundred twenty-one".