154990038366 has 24 divisors (see below), whose sum is σ = 335825393904. Its totient is φ = 51661247040.

The previous prime is 154990038311. The next prime is 154990038421. The reversal of 154990038366 is 663830099451.

154990038366 is a `hidden beast` number, since 1 + 549 + 9 + 0 + 0 + 38 + 3 + 66 = 666.

It is an interprime number because it is at equal distance from previous prime (154990038311) and next prime (154990038421).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 317935 + ... + 641141.

It is an arithmetic number, because the mean of its divisors is an integer number (13992724746).

Almost surely, 2^154990038366 is an apocalyptic number.

154990038366 is an abundant number, since it is smaller than the sum of its proper divisors (180835355538).

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

154990038366 is a wasteful number, since it uses less digits than its factorization.

154990038366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349856 (or 349853 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The spelling of 154990038366 in words is "one hundred fifty-four billion, nine hundred ninety million, thirty-eight thousand, three hundred sixty-six".