1401480807408 has 60 divisors (see below), whose sum is σ = 4278763378968. Its totient is φ = 424691153280.

The previous prime is 1401480807403. The next prime is 1401480807437. The reversal of 1401480807408 is 8047080841041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401480807403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 442385035 + ... + 442388202.

Almost surely, 2^{1401480807408} is an apocalyptic number.

1401480807408 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1401480807408 is an abundant number, since it is smaller than the sum of its proper divisors (2877282571560).

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

1401480807408 is a wasteful number, since it uses less digits than its factorization.

1401480807408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884773262 (or 884773253 counting only the distinct ones).

The product of its (nonzero) digits is 229376, while the sum is 45.

The spelling of 1401480807408 in words is "one trillion, four hundred one billion, four hundred eighty million, eight hundred seven thousand, four hundred eight".