1554542050 has 48 divisors (see below), whose sum is σ = 3144341160. Its totient is φ = 569410560.

The previous prime is 1554542047. The next prime is 1554542083. The reversal of 1554542050 is 502454551.

It can be written as a sum of positive squares in 12 ways, for example, as 621056241 + 933485809 = 24921^2 + 30553^2 .

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, 6736 + ... + 56164.

Almost surely, 2^1554542050 is an apocalyptic number.

1554542050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1554542050 is an abundant number, since it is smaller than the sum of its proper divisors (1589799110).

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

1554542050 is a wasteful number, since it uses less digits than its factorization.

1554542050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49495 (or 49490 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The square root of 1554542050 is about 39427.6812658315. The cubic root of 1554542050 is about 1158.4238527447.

The spelling of 1554542050 in words is "one billion, five hundred fifty-four million, five hundred forty-two thousand, fifty".