1358378351504 has 40 divisors (see below), whose sum is σ = 2786754826008. Its totient is φ = 639218155520.

The previous prime is 1358378351471. The next prime is 1358378351549. The reversal of 1358378351504 is 4051538738531.

It can be written as a sum of positive squares in 4 ways, for example, as 859603413904 + 498774937600 = 927148^2 + 706240^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14744624 + ... + 14836464.

Almost surely, 2^{1358378351504} is an apocalyptic number.

It is an amenable number.

1358378351504 is an abundant number, since it is smaller than the sum of its proper divisors (1428376474504).

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

1358378351504 is a wasteful number, since it uses less digits than its factorization.

1358378351504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146243 (or 146237 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 53.

The spelling of 1358378351504 in words is "one trillion, three hundred fifty-eight billion, three hundred seventy-eight million, three hundred fifty-one thousand, five hundred four".