3428691551 has 6 divisors (see below), whose sum is σ = 3433205880. Its totient is φ = 3424181748.

The previous prime is 3428691533. The next prime is 3428691577. The reversal of 3428691551 is 1551968243.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-3428691551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3428691751) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2198510 + ... + 2200068.

It is an arithmetic number, because the mean of its divisors is an integer number (572200980).

Almost surely, 2^3428691551 is an apocalyptic number.

3428691551 is a deficient number, since it is larger than the sum of its proper divisors (4514329).

3428691551 is an frugal number, since it uses more digits than its factorization.

3428691551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4525 (or 3042 counting only the distinct ones).

The product of its digits is 259200, while the sum is 44.

The square root of 3428691551 is about 58555.0301084373. The cubic root of 3428691551 is about 1507.9124921077.

The spelling of 3428691551 in words is "three billion, four hundred twenty-eight million, six hundred ninety-one thousand, five hundred fifty-one".