1400976161280 has 480 divisors, whose sum is σ = 4996988815104. Its totient is φ = 362540924928.

The previous prime is 1400976161269. The next prime is 1400976161363. The reversal of 1400976161280 is 821616790041.

1400976161280 is a `hidden beast` number, since 1 + 4 + 0 + 0 + 9 + 7 + 616 + 1 + 28 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 155538537 + ... + 155547543.

Almost surely, 2^{1400976161280} is an apocalyptic number.

1400976161280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1400976161280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2498494407552).

1400976161280 is an abundant number, since it is smaller than the sum of its proper divisors (3596012653824).

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

1400976161280 is a wasteful number, since it uses less digits than its factorization.

1400976161280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9236 (or 9217 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 1400976161280 in words is "one trillion, four hundred billion, nine hundred seventy-six million, one hundred sixty-one thousand, two hundred eighty".