1551364064 has 12 divisors (see below), whose sum is σ = 3054248064. Its totient is φ = 775682016.

The previous prime is 1551364051. The next prime is 1551364123. The reversal of 1551364064 is 4604631551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24240032 + ... + 24240095.

It is an arithmetic number, because the mean of its divisors is an integer number (254520672).

Almost surely, 2^1551364064 is an apocalyptic number.

It is an amenable number.

1551364064 is a deficient number, since it is larger than the sum of its proper divisors (1502884000).

1551364064 is an equidigital number, since it uses as much as digits as its factorization.

1551364064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48480137 (or 48480129 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 1551364064 is about 39387.3591904814. The cubic root of 1551364064 is about 1157.6339167132.

The spelling of 1551364064 in words is "one billion, five hundred fifty-one million, three hundred sixty-four thousand, sixty-four".