2251747420612 has 48 divisors (see below), whose sum is σ = 4091401923840. Its totient is φ = 1083656867328.

The previous prime is 2251747420477. The next prime is 2251747420631. The reversal of 2251747420612 is 2160247471522.

It is a Harshad number since it is a multiple of its sum of digits (43).

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, 3027589 + ... + 3697267.

It is an arithmetic number, because the mean of its divisors is an integer number (85237540080).

Almost surely, 2^{2251747420612} is an apocalyptic number.

It is an amenable number.

2251747420612 is a deficient number, since it is larger than the sum of its proper divisors (1839654503228).

2251747420612 is a wasteful number, since it uses less digits than its factorization.

2251747420612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670012 (or 670010 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 43.

The spelling of 2251747420612 in words is "two trillion, two hundred fifty-one billion, seven hundred forty-seven million, four hundred twenty thousand, six hundred twelve".