1245077494848 has 336 divisors, whose sum is σ = 4002212610240. Its totient is φ = 366753484800.

The previous prime is 1245077494823. The next prime is 1245077494861. The reversal of 1245077494848 is 8484947705421.

1245077494848 is a `hidden beast` number, since 1 + 2 + 4 + 507 + 7 + 49 + 4 + 84 + 8 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 358913658 + ... + 358917126.

Almost surely, 2^{1245077494848} is an apocalyptic number.

1245077494848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1245077494848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2001106305120).

1245077494848 is an abundant number, since it is smaller than the sum of its proper divisors (2757135115392).

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

1245077494848 is a wasteful number, since it uses less digits than its factorization.

1245077494848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5066 (or 5053 counting only the distinct ones).

The product of its (nonzero) digits is 72253440, while the sum is 63.

The spelling of 1245077494848 in words is "one trillion, two hundred forty-five billion, seventy-seven million, four hundred ninety-four thousand, eight hundred forty-eight".