13861414620 has 72 divisors (see below), whose sum is σ = 42179102784. Its totient is φ = 3684701568.

The previous prime is 13861414613. The next prime is 13861414621. The reversal of 13861414620 is 2641416831.

13861414620 is a `hidden beast` number, since 1 + 3 + 8 + 6 + 14 + 14 + 620 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13861414621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64404 + ... + 178523.

It is an arithmetic number, because the mean of its divisors is an integer number (585820872).

Almost surely, 2^13861414620 is an apocalyptic number.

13861414620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13861414620 is an abundant number, since it is smaller than the sum of its proper divisors (28317688164).

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

13861414620 is a wasteful number, since it uses less digits than its factorization.

13861414620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243259 (or 243254 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 13861414620 in words is "thirteen billion, eight hundred sixty-one million, four hundred fourteen thousand, six hundred twenty".