1353709812477 has 32 divisors (see below), whose sum is σ = 2061177200640. Its totient is φ = 782782056000.

The previous prime is 1353709812461. The next prime is 1353709812517. The reversal of 1353709812477 is 7742189073531.

It is not a de Polignac number, because 1353709812477 - 2⁴ = 1353709812461 is a prime.

It is a super-4 number, since 4×1353709812477⁴ (a number of 50 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353709812977) 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, 9246202 + ... + 9391467.

It is an arithmetic number, because the mean of its divisors is an integer number (64411787520).

Almost surely, 2^{1353709812477} is an apocalyptic number.

It is an amenable number.

1353709812477 is a deficient number, since it is larger than the sum of its proper divisors (707467388163).

1353709812477 is a wasteful number, since it uses less digits than its factorization.

1353709812477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18637785.

The product of its (nonzero) digits is 8890560, while the sum is 57.

The spelling of 1353709812477 in words is "one trillion, three hundred fifty-three billion, seven hundred nine million, eight hundred twelve thousand, four hundred seventy-seven".