1351924378432 has 28 divisors (see below), whose sum is σ = 2745113896096. Its totient is φ = 660242136960.

The previous prime is 1351924378393. The next prime is 1351924378433. The reversal of 1351924378432 is 2348734291531.

It is a self number, because there is not a number n which added to its sum of digits gives 1351924378432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351924378433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245623044 + ... + 245628547.

Almost surely, 2^{1351924378432} is an apocalyptic number.

It is an amenable number.

1351924378432 is an abundant number, since it is smaller than the sum of its proper divisors (1393189517664).

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

1351924378432 is an equidigital number, since it uses as much as digits as its factorization.

1351924378432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491251646 (or 491251636 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 52.

The spelling of 1351924378432 in words is "one trillion, three hundred fifty-one billion, nine hundred twenty-four million, three hundred seventy-eight thousand, four hundred thirty-two".