1401108851647 has 16 divisors (see below), whose sum is σ = 1419351740352. Its totient is φ = 1382948582400.

The previous prime is 1401108851503. The next prime is 1401108851677. The reversal of 1401108851647 is 7461588011041.

It is a cyclic number.

It is not a de Polignac number, because 1401108851647 - 2²³ = 1401100463039 is a prime.

It is a super-2 number, since 2×1401108851647² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1401108851597 and 1401108851606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401108851677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55949013 + ... + 55974049.

It is an arithmetic number, because the mean of its divisors is an integer number (88709483772).

Almost surely, 2^{1401108851647} is an apocalyptic number.

1401108851647 is a deficient number, since it is larger than the sum of its proper divisors (18242888705).

1401108851647 is an equidigital number, since it uses as much as digits as its factorization.

1401108851647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26658.

The product of its (nonzero) digits is 215040, while the sum is 46.

The spelling of 1401108851647 in words is "one trillion, four hundred one billion, one hundred eight million, eight hundred fifty-one thousand, six hundred forty-seven".