1225949319702 has 24 divisors (see below), whose sum is σ = 2669986349784. Its totient is φ = 406532415744.

The previous prime is 1225949319611. The next prime is 1225949319737. The reversal of 1225949319702 is 2079139495221.

It is a happy number.

1225949319702 is a `hidden beast` number, since 1 + 2 + 259 + 4 + 9 + 319 + 70 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 176442888 + ... + 176449835.

It is an arithmetic number, because the mean of its divisors is an integer number (111249431241).

Almost surely, 2^{1225949319702} is an apocalyptic number.

1225949319702 is an abundant number, since it is smaller than the sum of its proper divisors (1444037030082).

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

1225949319702 is a wasteful number, since it uses less digits than its factorization.

1225949319702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352892924 (or 352892921 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The spelling of 1225949319702 in words is "one trillion, two hundred twenty-five billion, nine hundred forty-nine million, three hundred nineteen thousand, seven hundred two".