1551671496 has 48 divisors (see below), whose sum is σ = 4206720960. Its totient is φ = 516697440.

The previous prime is 1551671467. The next prime is 1551671519. The reversal of 1551671496 is 6941761551.

1551671496 is a `hidden beast` number, since 1 + 551 + 6 + 7 + 1 + 4 + 96 = 666.

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, 63781 + ... + 84683.

It is an arithmetic number, because the mean of its divisors is an integer number (87640020).

Almost surely, 2^1551671496 is an apocalyptic number.

It is an amenable number.

1551671496 is an abundant number, since it is smaller than the sum of its proper divisors (2655049464).

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

1551671496 is a wasteful number, since it uses less digits than its factorization.

1551671496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21946 (or 21939 counting only the distinct ones).

The product of its digits is 226800, while the sum is 45.

The square root of 1551671496 is about 39391.2616705787. The cubic root of 1551671496 is about 1157.7103806484.

The spelling of 1551671496 in words is "one billion, five hundred fifty-one million, six hundred seventy-one thousand, four hundred ninety-six".