1424405631620 has 24 divisors (see below), whose sum is σ = 2993050604544. Its totient is φ = 569419628256.

The previous prime is 1424405631613. The next prime is 1424405631667. The reversal of 1424405631620 is 261365044241.

It is a super-2 number, since 2×1424405631620² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21379934 + ... + 21446453.

It is an arithmetic number, because the mean of its divisors is an integer number (124710441856).

Almost surely, 2^{1424405631620} is an apocalyptic number.

1424405631620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1424405631620 is an abundant number, since it is smaller than the sum of its proper divisors (1568644972924).

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

1424405631620 is a wasteful number, since it uses less digits than its factorization.

1424405631620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42828059 (or 42828057 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 1424405631620 in words is "one trillion, four hundred twenty-four billion, four hundred five million, six hundred thirty-one thousand, six hundred twenty".