1354598743680 has 3840 divisors, whose sum is σ = 6807570739200. Its totient is φ = 252829237248.

The previous prime is 1354598743679. The next prime is 1354598743691. The reversal of 1354598743680 is 863478954531.

1354598743680 is a `hidden beast` number, since 1 + 3 + 5 + 4 + 598 + 7 + 4 + 36 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 10666131777 + ... + 10666131903.

It is an arithmetic number, because the mean of its divisors is an integer number (1772804880).

Almost surely, 2^{1354598743680} is an apocalyptic number.

1354598743680 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 1354598743680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3403785369600).

1354598743680 is an abundant number, since it is smaller than the sum of its proper divisors (5452971995520).

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

1354598743680 is a wasteful number, since it uses less digits than its factorization.

1354598743680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 63.

The spelling of 1354598743680 in words is "one trillion, three hundred fifty-four billion, five hundred ninety-eight million, seven hundred forty-three thousand, six hundred eighty".