1245814345146 has 48 divisors (see below), whose sum is σ = 2945940420960. Its totient is φ = 350111754720.

The previous prime is 1245814345091. The next prime is 1245814345157. The reversal of 1245814345146 is 6415434185421.

It is a happy number.

It is a super-2 number, since 2×1245814345146² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1245814345095 and 1245814345104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34715376 + ... + 34751243.

It is an arithmetic number, because the mean of its divisors is an integer number (61373758770).

Almost surely, 2^{1245814345146} is an apocalyptic number.

1245814345146 is an abundant number, since it is smaller than the sum of its proper divisors (1700126075814).

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

1245814345146 is a wasteful number, since it uses less digits than its factorization.

1245814345146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69466699 (or 69466692 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 48.

The spelling of 1245814345146 in words is "one trillion, two hundred forty-five billion, eight hundred fourteen million, three hundred forty-five thousand, one hundred forty-six".