1351051738740 has 144 divisors (see below), whose sum is σ = 4471431793920. Its totient is φ = 327477968640.

The previous prime is 1351051738727. The next prime is 1351051738741. The reversal of 1351051738740 is 478371501531.

1351051738740 is a `hidden beast` number, since 1 + 3 + 5 + 10 + 517 + 3 + 87 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351051738741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13948357 + ... + 14044883.

It is an arithmetic number, because the mean of its divisors is an integer number (31051609680).

Almost surely, 2^{1351051738740} is an apocalyptic number.

1351051738740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1351051738740 is an abundant number, since it is smaller than the sum of its proper divisors (3120380055180).

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

1351051738740 is a wasteful number, since it uses less digits than its factorization.

1351051738740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103622 (or 103617 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 45.

The spelling of 1351051738740 in words is "one trillion, three hundred fifty-one billion, fifty-one million, seven hundred thirty-eight thousand, seven hundred forty".