42443021401320 has 64 divisors (see below), whose sum is σ = 127330102448640. Its totient is φ = 11318046752000.

The previous prime is 42443021401283. The next prime is 42443021401337. The reversal of 42443021401320 is 2310412034424.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 14024290 + ... + 16779950.

It is an arithmetic number, because the mean of its divisors is an integer number (1989532850760).

Almost surely, 2^{42443021401320} is an apocalyptic number.

42443021401320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42443021401320 is an abundant number, since it is smaller than the sum of its proper divisors (84887081047320).

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

42443021401320 is a wasteful number, since it uses less digits than its factorization.

42443021401320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884026 (or 2884022 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 42443021401320 its reverse (2310412034424), we get a palindrome (44753433435744).

The spelling of 42443021401320 in words is "forty-two trillion, four hundred forty-three billion, twenty-one million, four hundred one thousand, three hundred twenty".