1550102352240 has 80 divisors (see below), whose sum is σ = 5174957094048. Its totient is φ = 381563655168.

The previous prime is 1550102352233. The next prime is 1550102352247. The reversal of 1550102352240 is 422532010551.

It is an interprime number because it is at equal distance from previous prime (1550102352233) and next prime (1550102352247).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1550102352198 and 1550102352207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550102352247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248410719 + ... + 248416958.

Almost surely, 2^{1550102352240} is an apocalyptic number.

1550102352240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1550102352240 is an abundant number, since it is smaller than the sum of its proper divisors (3624854741808).

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

1550102352240 is a wasteful number, since it uses less digits than its factorization.

1550102352240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496827706 (or 496827700 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 1550102352240 its reverse (422532010551), we get a palindrome (1972634362791).

The spelling of 1550102352240 in words is "one trillion, five hundred fifty billion, one hundred two million, three hundred fifty-two thousand, two hundred forty".