6121654601436 has 72 divisors (see below), whose sum is σ = 17769396153600. Its totient is φ = 1757412802080.

The previous prime is 6121654601401. The next prime is 6121654601443. The reversal of 6121654601436 is 6341064561216.

6121654601436 is a `hidden beast` number, since 6 + 1 + 2 + 1 + 6 + 5 + 4 + 601 + 4 + 36 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 6121654601391 and 6121654601400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 406800996 + ... + 406816043.

It is an arithmetic number, because the mean of its divisors is an integer number (246797168800).

Almost surely, 2^{6121654601436} is an apocalyptic number.

6121654601436 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

6121654601436 is an abundant number, since it is smaller than the sum of its proper divisors (11647741552164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6121654601436 is a wasteful number, since it uses less digits than its factorization.

6121654601436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813617079 (or 813617074 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 6121654601436 in words is "six trillion, one hundred twenty-one billion, six hundred fifty-four million, six hundred one thousand, four hundred thirty-six".