1703428451712 has 512 divisors, whose sum is σ = 5620145328000. Its totient is φ = 504320753664.

The previous prime is 1703428451701. The next prime is 1703428451743. The reversal of 1703428451712 is 2171548243071.

It is a happy number.

1703428451712 is a `hidden beast` number, since 1 + 7 + 0 + 3 + 42 + 84 + 517 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 407809368 + ... + 407813544.

Almost surely, 2^{1703428451712} is an apocalyptic number.

1703428451712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1703428451712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2810072664000).

1703428451712 is an abundant number, since it is smaller than the sum of its proper divisors (3916716876288).

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

1703428451712 is a wasteful number, since it uses less digits than its factorization.

1703428451712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4555 (or 4537 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The spelling of 1703428451712 in words is "one trillion, seven hundred three billion, four hundred twenty-eight million, four hundred fifty-one thousand, seven hundred twelve".