1346740821534 has 32 divisors (see below), whose sum is σ = 2767608696096. Its totient is φ = 436570767360.

The previous prime is 1346740821523. The next prime is 1346740821541. The reversal of 1346740821534 is 4351280476431.

It is a super-2 number, since 2×1346740821534² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 995587 + ... + 1919550.

It is an arithmetic number, because the mean of its divisors is an integer number (86487771753).

Almost surely, 2^{1346740821534} is an apocalyptic number.

1346740821534 is an abundant number, since it is smaller than the sum of its proper divisors (1420867874562).

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

1346740821534 is a wasteful number, since it uses less digits than its factorization.

1346740821534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917260.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 1346740821534 in words is "one trillion, three hundred forty-six billion, seven hundred forty million, eight hundred twenty-one thousand, five hundred thirty-four".