1356409622500 has 45 divisors (see below), whose sum is σ = 2966323910781. Its totient is φ = 542540556000.

The previous prime is 1356409622479. The next prime is 1356409622521. The reversal of 1356409622500 is 52269046531.

The square root of 1356409622500 is 1164650.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (1356409622479) and next prime (1356409622521).

It can be written as a sum of positive squares in 7 ways, for example, as 1340792621476 + 15617001024 = 1157926^2 + 124968^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 58220854 + ... + 58244146.

Almost surely, 2^{1356409622500} is an apocalyptic number.

1356409622500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1356409622500 is the 1164650-th square number.

It is an amenable number.

1356409622500 is an abundant number, since it is smaller than the sum of its proper divisors (1609914288281).

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

1356409622500 is an frugal number, since it uses more digits than its factorization.

1356409622500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46610 (or 23300 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 43.

It can be divided in two parts, 13564096 and 22500, that added together give a square (13586596 = 3686²).

The spelling of 1356409622500 in words is "one trillion, three hundred fifty-six billion, four hundred nine million, six hundred twenty-two thousand, five hundred".