1401627364220 has 24 divisors (see below), whose sum is σ = 2943480457008. Its totient is φ = 560638947200.

The previous prime is 1401627364129. The next prime is 1401627364273. The reversal of 1401627364220 is 224637261041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239855 + ... + 1691385.

It is an arithmetic number, because the mean of its divisors is an integer number (122645019042).

Almost surely, 2^{1401627364220} is an apocalyptic number.

1401627364220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401627364220 is an abundant number, since it is smaller than the sum of its proper divisors (1541853092788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401627364220 is a wasteful number, since it uses less digits than its factorization.

1401627364220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1499821 (or 1499819 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 1401627364220 in words is "one trillion, four hundred one billion, six hundred twenty-seven million, three hundred sixty-four thousand, two hundred twenty".