1401485382861 has 8 divisors (see below), whose sum is σ = 1871474180064. Its totient is φ = 932910087120.

The previous prime is 1401485382859. The next prime is 1401485382893. The reversal of 1401485382861 is 1682835841041.

It is a happy number.

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

It is not a de Polignac number, because 1401485382861 - 2¹ = 1401485382859 is a prime.

It is a super-2 number, since 2×1401485382861² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401485382161) 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, 353373051 + ... + 353377016.

It is an arithmetic number, because the mean of its divisors is an integer number (233934272508).

Almost surely, 2^{1401485382861} is an apocalyptic number.

It is an amenable number.

1401485382861 is a deficient number, since it is larger than the sum of its proper divisors (469988797203).

1401485382861 is an equidigital number, since it uses as much as digits as its factorization.

1401485382861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706750731.

The product of its (nonzero) digits is 1474560, while the sum is 51.

The spelling of 1401485382861 in words is "one trillion, four hundred one billion, four hundred eighty-five million, three hundred eighty-two thousand, eight hundred sixty-one".