1351156256040 has 64 divisors (see below), whose sum is σ = 4266809236800. Its totient is φ = 341344737792.

The previous prime is 1351156256033. The next prime is 1351156256089. The reversal of 1351156256040 is 406526511531.

It is a self number, because there is not a number n which added to its sum of digits gives 1351156256040.

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, 296303917 + ... + 296308476.

It is an arithmetic number, because the mean of its divisors is an integer number (66668894325).

Almost surely, 2^{1351156256040} is an apocalyptic number.

1351156256040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1351156256040 is an abundant number, since it is smaller than the sum of its proper divisors (2915652980760).

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

1351156256040 is a wasteful number, since it uses less digits than its factorization.

1351156256040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592612426 (or 592612422 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 1351156256040 in words is "one trillion, three hundred fifty-one billion, one hundred fifty-six million, two hundred fifty-six thousand, forty".