1351315555554 has 32 divisors (see below), whose sum is σ = 2778147368640. Its totient is φ = 437874161472.

The previous prime is 1351315555537. The next prime is 1351315555573. The reversal of 1351315555554 is 4555555131531.

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, 2460849 + ... + 2959460.

It is an arithmetic number, because the mean of its divisors is an integer number (86817105270).

Almost surely, 2^{1351315555554} is an apocalyptic number.

1351315555554 is an abundant number, since it is smaller than the sum of its proper divisors (1426831813086).

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

1351315555554 is a wasteful number, since it uses less digits than its factorization.

1351315555554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5421474.

The product of its digits is 2812500, while the sum is 48.

The spelling of 1351315555554 in words is "one trillion, three hundred fifty-one billion, three hundred fifteen million, five hundred fifty-five thousand, five hundred fifty-four".