5461392557 has 4 divisors (see below), whose sum is σ = 5504395776. Its totient is φ = 5418389340.

The previous prime is 5461392499. The next prime is 5461392569. The reversal of 5461392557 is 7552931645.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5461392557 - 2¹² = 5461388461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5461392257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21501419 + ... + 21501672.

It is an arithmetic number, because the mean of its divisors is an integer number (1376098944).

Almost surely, 2^5461392557 is an apocalyptic number.

It is an amenable number.

5461392557 is a deficient number, since it is larger than the sum of its proper divisors (43003219).

5461392557 is a wasteful number, since it uses less digits than its factorization.

5461392557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43003218.

The product of its digits is 1134000, while the sum is 47.

The square root of 5461392557 is about 73901.2351520595. The cubic root of 5461392557 is about 1761.0342316869.

The spelling of 5461392557 in words is "five billion, four hundred sixty-one million, three hundred ninety-two thousand, five hundred fifty-seven".