1612413745557 has 16 divisors (see below), whose sum is σ = 2246752203648. Its totient is φ = 1026650306880.

The previous prime is 1612413745531. The next prime is 1612413745559. The reversal of 1612413745557 is 7555473142161.

It is not a de Polignac number, because 1612413745557 - 2⁶ = 1612413745493 is a prime.

It is a super-2 number, since 2×1612413745557² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612413745559) 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, 17630878 + ... + 17722095.

It is an arithmetic number, because the mean of its divisors is an integer number (140422012728).

Almost surely, 2^{1612413745557} is an apocalyptic number.

It is an amenable number.

1612413745557 is a deficient number, since it is larger than the sum of its proper divisors (634338458091).

1612413745557 is a wasteful number, since it uses less digits than its factorization.

1612413745557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35353660.

The product of its digits is 3528000, while the sum is 51.

The spelling of 1612413745557 in words is "one trillion, six hundred twelve billion, four hundred thirteen million, seven hundred forty-five thousand, five hundred fifty-seven".