154040261100 has 288 divisors, whose sum is σ = 504332220672. Its totient is φ = 35971200000.

The previous prime is 154040261087. The next prime is 154040261107. The reversal of 154040261100 is 1162040451.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (154040261107) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12325855 + ... + 12338345.

It is an arithmetic number, because the mean of its divisors is an integer number (1751153544).

Almost surely, 2^154040261100 is an apocalyptic number.

154040261100 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 154040261100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252166110336).

154040261100 is an abundant number, since it is smaller than the sum of its proper divisors (350291959572).

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

154040261100 is a wasteful number, since it uses less digits than its factorization.

154040261100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12657 (or 12650 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The spelling of 154040261100 in words is "one hundred fifty-four billion, forty million, two hundred sixty-one thousand, one hundred".