1401115671648 has 192 divisors, whose sum is σ = 5094966320640. Its totient is φ = 363926131200.

The previous prime is 1401115671643. The next prime is 1401115671673. The reversal of 1401115671648 is 8461765111041.

1401115671648 is a `hidden beast` number, since 1 + 40 + 1 + 1 + 1 + 567 + 1 + 6 + 48 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401115671643) 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, 10463743 + ... + 10596798.

It is an arithmetic number, because the mean of its divisors is an integer number (26536282920).

Almost surely, 2^{1401115671648} is an apocalyptic number.

1401115671648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1401115671648 is an abundant number, since it is smaller than the sum of its proper divisors (3693850648992).

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

1401115671648 is a wasteful number, since it uses less digits than its factorization.

1401115671648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21060578 (or 21060564 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 45.

The spelling of 1401115671648 in words is "one trillion, four hundred one billion, one hundred fifteen million, six hundred seventy-one thousand, six hundred forty-eight".