1701420372540 has 288 divisors, whose sum is σ = 6325841733120. Its totient is φ = 361476131328.

The previous prime is 1701420372523. The next prime is 1701420372577. The reversal of 1701420372540 is 452730241071.

1701420372540 is a `hidden beast` number, since 1 + 7 + 0 + 1 + 42 + 0 + 3 + 72 + 540 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1701420372495 and 1701420372504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 598347 + ... + 1939293.

It is an arithmetic number, because the mean of its divisors is an integer number (21964728240).

Almost surely, 2^{1701420372540} is an apocalyptic number.

1701420372540 is a gapful number since it is divisible by the number (10) 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 1701420372540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3162920866560).

1701420372540 is an abundant number, since it is smaller than the sum of its proper divisors (4624421360580).

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

1701420372540 is a wasteful number, since it uses less digits than its factorization.

1701420372540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341041 (or 1341036 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The spelling of 1701420372540 in words is "one trillion, seven hundred one billion, four hundred twenty million, three hundred seventy-two thousand, five hundred forty".