1421723477132 has 24 divisors (see below), whose sum is σ = 2993102058240. Its totient is φ = 577241110800.

The previous prime is 1421723477131. The next prime is 1421723477179. The reversal of 1421723477132 is 2317743271241.

It is not an unprimeable number, because it can be changed into a prime (1421723477131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1336205744 + ... + 1336206807.

It is an arithmetic number, because the mean of its divisors is an integer number (124712585760).

Almost surely, 2^{1421723477132} is an apocalyptic number.

It is an amenable number.

1421723477132 is an abundant number, since it is smaller than the sum of its proper divisors (1571378581108).

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

1421723477132 is a wasteful number, since it uses less digits than its factorization.

1421723477132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2672412581 (or 2672412579 counting only the distinct ones).

The product of its digits is 395136, while the sum is 44.

The spelling of 1421723477132 in words is "one trillion, four hundred twenty-one billion, seven hundred twenty-three million, four hundred seventy-seven thousand, one hundred thirty-two".