1316640725054 has 32 divisors (see below), whose sum is σ = 2088713088000. Its totient is φ = 620731223424.

The previous prime is 1316640725053. The next prime is 1316640725119. The reversal of 1316640725054 is 4505270466131.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1316640724996 and 1316640725014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316640725051) 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, 42430757 + ... + 42461775.

It is an arithmetic number, because the mean of its divisors is an integer number (65272284000).

Almost surely, 2^{1316640725054} is an apocalyptic number.

1316640725054 is a deficient number, since it is larger than the sum of its proper divisors (772072362946).

1316640725054 is a wasteful number, since it uses less digits than its factorization.

1316640725054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36272.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 1316640725054 in words is "one trillion, three hundred sixteen billion, six hundred forty million, seven hundred twenty-five thousand, fifty-four".