151020551050 has 24 divisors (see below), whose sum is σ = 281003014656. Its totient is φ = 60385685040.

The previous prime is 151020551023. The next prime is 151020551057. The reversal of 151020551050 is 50155020151.

It is a super-3 number, since 3×151020551050³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (151020551057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 427692 + ... + 696391.

It is an arithmetic number, because the mean of its divisors is an integer number (11708458944).

Almost surely, 2^151020551050 is an apocalyptic number.

151020551050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151020551050 is a deficient number, since it is larger than the sum of its proper divisors (129982463606).

151020551050 is a wasteful number, since it uses less digits than its factorization.

151020551050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126782 (or 1126777 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 25.

The spelling of 151020551050 in words is "one hundred fifty-one billion, twenty million, five hundred fifty-one thousand, fifty".