6150501661550 has 48 divisors (see below), whose sum is σ = 11474303432400. Its totient is φ = 2452810940160.

The previous prime is 6150501661543. The next prime is 6150501661559. The reversal of 6150501661550 is 551661050516.

It is a junction number, because it is equal to n+sod(n) for n = 6150501661498 and 6150501661507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6150501661559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 189948962 + ... + 189981338.

It is an arithmetic number, because the mean of its divisors is an integer number (239047988175).

Almost surely, 2^{6150501661550} is an apocalyptic number.

6150501661550 is a deficient number, since it is larger than the sum of its proper divisors (5323801770850).

6150501661550 is a wasteful number, since it uses less digits than its factorization.

6150501661550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43685 (or 43680 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 6150501661550 in words is "six trillion, one hundred fifty billion, five hundred one million, six hundred sixty-one thousand, five hundred fifty".