1554366042 has 12 divisors (see below), whose sum is σ = 3367793130. Its totient is φ = 518122008.

The previous prime is 1554366019. The next prime is 1554366053. The reversal of 1554366042 is 2406634551.

1554366042 is a `hidden beast` number, since 1 + 5 + 5 + 43 + 6 + 604 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1549918161 + 4447881 = 39369^2 + 2109^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1554365988 and 1554366006.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43176817 + ... + 43176852.

Almost surely, 2^1554366042 is an apocalyptic number.

1554366042 is an abundant number, since it is smaller than the sum of its proper divisors (1813427088).

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

1554366042 is a wasteful number, since it uses less digits than its factorization.

1554366042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86353677 (or 86353674 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 1554366042 is about 39425.4491667501. The cubic root of 1554366042 is about 1158.3801314955.

The spelling of 1554366042 in words is "one billion, five hundred fifty-four million, three hundred sixty-six thousand, forty-two".