155283741900 has 288 divisors, whose sum is σ = 572079495680. Its totient is φ = 35396663040.

The previous prime is 155283741887. The next prime is 155283741917. The reversal of 155283741900 is 9147382551.

155283741900 is a `hidden beast` number, since 1 + 5 + 528 + 37 + 4 + 1 + 90 + 0 = 666.

It is a super-2 number, since 2×155283741900² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 7038687 + ... + 7060713.

Almost surely, 2^155283741900 is an apocalyptic number.

155283741900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155283741900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286039747840).

155283741900 is an abundant number, since it is smaller than the sum of its proper divisors (416795753780).

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

155283741900 is a wasteful number, since it uses less digits than its factorization.

155283741900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22430 (or 22417 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The spelling of 155283741900 in words is "one hundred fifty-five billion, two hundred eighty-three million, seven hundred forty-one thousand, nine hundred".