154299421050 has 48 divisors (see below), whose sum is σ = 382704172032. Its totient is φ = 41142038400.

The previous prime is 154299421037. The next prime is 154299421069. The reversal of 154299421050 is 50124992451.

154299421050 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×154299421050² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 154299420993 and 154299421011.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1465782 + ... + 1567518.

It is an arithmetic number, because the mean of its divisors is an integer number (7973003584).

Almost surely, 2^154299421050 is an apocalyptic number.

154299421050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

154299421050 is an abundant number, since it is smaller than the sum of its proper divisors (228404750982).

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

154299421050 is a wasteful number, since it uses less digits than its factorization.

154299421050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111863 (or 111858 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 154299421050 in words is "one hundred fifty-four billion, two hundred ninety-nine million, four hundred twenty-one thousand, fifty".