14420040511620 has 192 divisors, whose sum is σ = 42021271353600. Its totient is φ = 3692239552512.

The previous prime is 14420040511579. The next prime is 14420040511631. The reversal of 14420040511620 is 2611504002441.

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 63 ways as a sum of consecutive naturals, for example, 37095384 + ... + 37482096.

It is an arithmetic number, because the mean of its divisors is an integer number (218860788300).

Almost surely, 2^{14420040511620} is an apocalyptic number.

14420040511620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14420040511620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21010635676800).

14420040511620 is an abundant number, since it is smaller than the sum of its proper divisors (27601230841980).

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

14420040511620 is a wasteful number, since it uses less digits than its factorization.

14420040511620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387014 (or 387012 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The spelling of 14420040511620 in words is "fourteen trillion, four hundred twenty billion, forty million, five hundred eleven thousand, six hundred twenty".