4021434314412 has 48 divisors (see below), whose sum is σ = 9503241538560. Its totient is φ = 1323354269952.

The previous prime is 4021434314383. The next prime is 4021434314479. The reversal of 4021434314412 is 2144134341204.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7952068 + ... + 8442644.

It is an arithmetic number, because the mean of its divisors is an integer number (197984198720).

Almost surely, 2^{4021434314412} is an apocalyptic number.

It is an amenable number.

4021434314412 is an abundant number, since it is smaller than the sum of its proper divisors (5481807224148).

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

4021434314412 is a wasteful number, since it uses less digits than its factorization.

4021434314412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499310 (or 499308 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 4021434314412 its reverse (2144134341204), we get a palindrome (6165568655616).

The spelling of 4021434314412 in words is "four trillion, twenty-one billion, four hundred thirty-four million, three hundred fourteen thousand, four hundred twelve".