2251220626052 has 12 divisors (see below), whose sum is σ = 4146985363920. Its totient is φ = 1066367664936.

The previous prime is 2251220626037. The next prime is 2251220626063. The reversal of 2251220626052 is 2506260221522.

It is a super-2 number, since 2×2251220626052² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14810661938 + ... + 14810662089.

It is an arithmetic number, because the mean of its divisors is an integer number (345582113660).

Almost surely, 2^{2251220626052} is an apocalyptic number.

It is an amenable number.

2251220626052 is a deficient number, since it is larger than the sum of its proper divisors (1895764737868).

2251220626052 is a wasteful number, since it uses less digits than its factorization.

2251220626052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29621324050 (or 29621324048 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 2251220626052 its reverse (2506260221522), we get a palindrome (4757480847574).

The spelling of 2251220626052 in words is "two trillion, two hundred fifty-one billion, two hundred twenty million, six hundred twenty-six thousand, fifty-two".