1049279012280 has 160 divisors (see below), whose sum is σ = 3734199033840. Its totient is φ = 263348444160.

The previous prime is 1049279012267. The next prime is 1049279012311. The reversal of 1049279012280 is 822109729401.

1049279012280 is a `hidden beast` number, since 1 + 0 + 492 + 79 + 0 + 12 + 2 + 80 = 666.

It is a super-2 number, since 2×1049279012280² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9469966 + ... + 9580125.

Almost surely, 2^{1049279012280} is an apocalyptic number.

1049279012280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1049279012280 is an abundant number, since it is smaller than the sum of its proper divisors (2684920021560).

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

1049279012280 is a wasteful number, since it uses less digits than its factorization.

1049279012280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19050131 (or 19050118 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 1049279012280 in words is "one trillion, forty-nine billion, two hundred seventy-nine million, twelve thousand, two hundred eighty".