1225963007490 has 64 divisors (see below), whose sum is σ = 3270857167872. Its totient is φ = 292040812800.

The previous prime is 1225963007461. The next prime is 1225963007501. The reversal of 1225963007490 is 947003695221.

It is a super-2 number, since 2×1225963007490² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50689441 + ... + 50713620.

It is an arithmetic number, because the mean of its divisors is an integer number (51107143248).

Almost surely, 2^{1225963007490} is an apocalyptic number.

1225963007490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1225963007490 is an abundant number, since it is smaller than the sum of its proper divisors (2044894160382).

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

1225963007490 is a wasteful number, since it uses less digits than its factorization.

1225963007490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101403115.

The product of its (nonzero) digits is 816480, while the sum is 48.

The spelling of 1225963007490 in words is "one trillion, two hundred twenty-five billion, nine hundred sixty-three million, seven thousand, four hundred ninety".