1030520023550 has 48 divisors (see below), whose sum is σ = 1938610867392. Its totient is φ = 407522544000.

The previous prime is 1030520023447. The next prime is 1030520023579. The reversal of 1030520023550 is 553200250301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3268139 + ... + 3569561.

It is an arithmetic number, because the mean of its divisors is an integer number (40387726404).

Almost surely, 2^{1030520023550} is an apocalyptic number.

1030520023550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1030520023550 is a deficient number, since it is larger than the sum of its proper divisors (908090843842).

1030520023550 is a wasteful number, since it uses less digits than its factorization.

1030520023550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302213 (or 302208 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

Adding to 1030520023550 its reverse (553200250301), we get a palindrome (1583720273851).

The spelling of 1030520023550 in words is "one trillion, thirty billion, five hundred twenty million, twenty-three thousand, five hundred fifty".