51377263601 has 16 divisors (see below), whose sum is σ = 52455029760. Its totient is φ = 50310041040.

The previous prime is 51377263559. The next prime is 51377263667. The reversal of 51377263601 is 10636277315.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 51377263601 - 2¹⁰ = 51377262577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51377263681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13507766 + ... + 13511568.

It is an arithmetic number, because the mean of its divisors is an integer number (3278439360).

Almost surely, 2^51377263601 is an apocalyptic number.

It is an amenable number.

51377263601 is a deficient number, since it is larger than the sum of its proper divisors (1077766159).

51377263601 is a wasteful number, since it uses less digits than its factorization.

51377263601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5116.

The product of its (nonzero) digits is 158760, while the sum is 41.

The spelling of 51377263601 in words is "fifty-one billion, three hundred seventy-seven million, two hundred sixty-three thousand, six hundred one".