1348227782290 has 32 divisors (see below), whose sum is σ = 2567012881536. Its totient is φ = 508777315200.

The previous prime is 1348227782287. The next prime is 1348227782299. The reversal of 1348227782290 is 922877228431.

It is a super-2 number, since 2×1348227782290² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1348227782299) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40132936 + ... + 40166515.

It is an arithmetic number, because the mean of its divisors is an integer number (80219152548).

Almost surely, 2^{1348227782290} is an apocalyptic number.

1348227782290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1348227782290 is a deficient number, since it is larger than the sum of its proper divisors (1218785099246).

1348227782290 is a wasteful number, since it uses less digits than its factorization.

1348227782290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80299554.

The product of its (nonzero) digits is 5419008, while the sum is 55.

The spelling of 1348227782290 in words is "one trillion, three hundred forty-eight billion, two hundred twenty-seven million, seven hundred eighty-two thousand, two hundred ninety".