1049139173280 has 144 divisors (see below), whose sum is σ = 3632536206432. Its totient is φ = 254336755200.

The previous prime is 1049139173261. The next prime is 1049139173347. The reversal of 1049139173280 is 823719319401.

It is a super-2 number, since 2×1049139173280² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 8973766 + ... + 9089925.

It is an arithmetic number, because the mean of its divisors is an integer number (25225945878).

Almost surely, 2^{1049139173280} is an apocalyptic number.

1049139173280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1049139173280 is an abundant number, since it is smaller than the sum of its proper divisors (2583397033152).

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

1049139173280 is a wasteful number, since it uses less digits than its factorization.

1049139173280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18063731 (or 18063712 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 48.

The spelling of 1049139173280 in words is "one trillion, forty-nine billion, one hundred thirty-nine million, one hundred seventy-three thousand, two hundred eighty".