1225919497468 has 96 divisors (see below), whose sum is σ = 2339658058752. Its totient is φ = 560459328000.

The previous prime is 1225919497433. The next prime is 1225919497487. The reversal of 1225919497468 is 8647949195221.

It is a super-2 number, since 2×1225919497468² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164527143 + ... + 164534593.

It is an arithmetic number, because the mean of its divisors is an integer number (24371438112).

Almost surely, 2^{1225919497468} is an apocalyptic number.

It is an amenable number.

1225919497468 is a deficient number, since it is larger than the sum of its proper divisors (1113738561284).

1225919497468 is a wasteful number, since it uses less digits than its factorization.

1225919497468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8395 (or 8393 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 67.

The spelling of 1225919497468 in words is "one trillion, two hundred twenty-five billion, nine hundred nineteen million, four hundred ninety-seven thousand, four hundred sixty-eight".