1425163555734 has 32 divisors (see below), whose sum is σ = 2974322260224. Its totient is φ = 454389603360.

The previous prime is 1425163555657. The next prime is 1425163555741. The reversal of 1425163555734 is 4375553615241.

It is a Curzon number.

It is a congruent number.

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, 7938832 + ... + 8116364.

It is an arithmetic number, because the mean of its divisors is an integer number (92947570632).

Almost surely, 2^{1425163555734} is an apocalyptic number.

1425163555734 is an abundant number, since it is smaller than the sum of its proper divisors (1549158704490).

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

1425163555734 is a wasteful number, since it uses less digits than its factorization.

1425163555734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235732.

The product of its digits is 7560000, while the sum is 51.

The spelling of 1425163555734 in words is "one trillion, four hundred twenty-five billion, one hundred sixty-three million, five hundred fifty-five thousand, seven hundred thirty-four".