1358705371890 has 32 divisors (see below), whose sum is σ = 3263960601216. Its totient is φ = 361980576000.

The previous prime is 1358705371871. The next prime is 1358705371913. The reversal of 1358705371890 is 981735078531.

It is a self number, because there is not a number n which added to its sum of digits gives 1358705371890.

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, 21271111 + ... + 21334890.

It is an arithmetic number, because the mean of its divisors is an integer number (101998768788).

Almost surely, 2^{1358705371890} is an apocalyptic number.

1358705371890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1358705371890 is an abundant number, since it is smaller than the sum of its proper divisors (1905255229326).

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

1358705371890 is a wasteful number, since it uses less digits than its factorization.

1358705371890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42607074.

The product of its (nonzero) digits is 6350400, while the sum is 57.

The spelling of 1358705371890 in words is "one trillion, three hundred fifty-eight billion, seven hundred five million, three hundred seventy-one thousand, eight hundred ninety".