12764201630820 has 48 divisors (see below), whose sum is σ = 35740679224320. Its totient is φ = 3403699991296.

The previous prime is 12764201630783. The next prime is 12764201630837. The reversal of 12764201630820 is 2803610246721.

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, 340977 + ... + 5064056.

It is an arithmetic number, because the mean of its divisors is an integer number (744597483840).

Almost surely, 2^{12764201630820} is an apocalyptic number.

12764201630820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12764201630820 is an abundant number, since it is smaller than the sum of its proper divisors (22976477593500).

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

12764201630820 is a wasteful number, since it uses less digits than its factorization.

12764201630820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5444404 (or 5444402 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The spelling of 12764201630820 in words is "twelve trillion, seven hundred sixty-four billion, two hundred one million, six hundred thirty thousand, eight hundred twenty".