1421347934160 has 1600 divisors, whose sum is σ = 6503990575104. Its totient is φ = 279040204800.

The previous prime is 1421347934137. The next prime is 1421347934161. The reversal of 1421347934160 is 614397431241.

It is a happy number.

1421347934160 is a `hidden beast` number, since 1 + 4 + 2 + 13 + 479 + 3 + 4 + 160 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421347934161) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 665112612 + ... + 665114748.

Almost surely, 2^{1421347934160} is an apocalyptic number.

1421347934160 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 1421347934160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3251995287552).

1421347934160 is an abundant number, since it is smaller than the sum of its proper divisors (5082642640944).

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

1421347934160 is a wasteful number, since it uses less digits than its factorization.

1421347934160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254 (or 2239 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 1421347934160 in words is "one trillion, four hundred twenty-one billion, three hundred forty-seven million, nine hundred thirty-four thousand, one hundred sixty".