1520743036350 has 192 divisors, whose sum is σ = 3959376297984. Its totient is φ = 385545937920.

The previous prime is 1520743036343. The next prime is 1520743036367. The reversal of 1520743036350 is 536303470251.

It is a junction number, because it is equal to n+sod(n) for n = 1520743036299 and 1520743036308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 413580712 + ... + 413584388.

It is an arithmetic number, because the mean of its divisors is an integer number (20621751552).

Almost surely, 2^{1520743036350} is an apocalyptic number.

1520743036350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1520743036350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1979688148992).

1520743036350 is an abundant number, since it is smaller than the sum of its proper divisors (2438633261634).

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

1520743036350 is a wasteful number, since it uses less digits than its factorization.

1520743036350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4411 (or 4406 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 39.

The spelling of 1520743036350 in words is "one trillion, five hundred twenty billion, seven hundred forty-three million, thirty-six thousand, three hundred fifty".