1542632562212 has 18 divisors (see below), whose sum is σ = 3140359144902. Its totient is φ = 661128240864.

The previous prime is 1542632562179. The next prime is 1542632562221. The reversal of 1542632562212 is 2122652362451.

It can be written as a sum of positive squares in only one way, i.e., 1465707320896 + 76925241316 = 1210664^2 + 277354^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1542632562212.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3935286953 + ... + 3935287344.

It is an arithmetic number, because the mean of its divisors is an integer number (174464396939).

Almost surely, 2^{1542632562212} is an apocalyptic number.

It is an amenable number.

1542632562212 is an abundant number, since it is smaller than the sum of its proper divisors (1597726582690).

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

1542632562212 is a wasteful number, since it uses less digits than its factorization.

1542632562212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7870574315 (or 7870574306 counting only the distinct ones).

The product of its digits is 345600, while the sum is 41.

The spelling of 1542632562212 in words is "one trillion, five hundred forty-two billion, six hundred thirty-two million, five hundred sixty-two thousand, two hundred twelve".