1354675777545 has 32 divisors (see below), whose sum is σ = 2189724585984. Its totient is φ = 715086993600.

The previous prime is 1354675777537. The next prime is 1354675777547. The reversal of 1354675777545 is 5457775764531.

It is not a de Polignac number, because 1354675777545 - 2³ = 1354675777537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1354675777547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2589460 + ... + 3068330.

It is an arithmetic number, because the mean of its divisors is an integer number (68428893312).

Almost surely, 2^{1354675777545} is an apocalyptic number.

1354675777545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1354675777545 is a deficient number, since it is larger than the sum of its proper divisors (835048808439).

1354675777545 is a wasteful number, since it uses less digits than its factorization.

1354675777545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480813.

The product of its digits is 432180000, while the sum is 66.

The spelling of 1354675777545 in words is "one trillion, three hundred fifty-four billion, six hundred seventy-five million, seven hundred seventy-seven thousand, five hundred forty-five".