20146704372620 has 48 divisors (see below), whose sum is σ = 48444896985408. Its totient is φ = 6894183429120.

The previous prime is 20146704372617. The next prime is 20146704372647. The reversal of 20146704372620 is 2627340764102.

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, 138031697 + ... + 138177576.

It is an arithmetic number, because the mean of its divisors is an integer number (1009268687196).

Almost surely, 2^{20146704372620} is an apocalyptic number.

20146704372620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20146704372620 is an abundant number, since it is smaller than the sum of its proper divisors (28298192612788).

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

20146704372620 is a wasteful number, since it uses less digits than its factorization.

20146704372620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276209810 (or 276209808 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 44.

The spelling of 20146704372620 in words is "twenty trillion, one hundred forty-six billion, seven hundred four million, three hundred seventy-two thousand, six hundred twenty".