1351451642352 has 80 divisors (see below), whose sum is σ = 4200000111360. Its totient is φ = 365806457856.

The previous prime is 1351451642351. The next prime is 1351451642363. The reversal of 1351451642352 is 2532461541531.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351451642351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105840393 + ... + 105853160.

It is an arithmetic number, because the mean of its divisors is an integer number (52500001392).

Almost surely, 2^{1351451642352} is an apocalyptic number.

1351451642352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1351451642352 is an abundant number, since it is smaller than the sum of its proper divisors (2848548469008).

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

1351451642352 is a wasteful number, since it uses less digits than its factorization.

1351451642352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211693590 (or 211693584 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

The spelling of 1351451642352 in words is "one trillion, three hundred fifty-one billion, four hundred fifty-one million, six hundred forty-two thousand, three hundred fifty-two".