4921393077 has 24 divisors (see below), whose sum is σ = 7300151040. Its totient is φ = 3193331040.

The previous prime is 4921393031. The next prime is 4921393079. The reversal of 4921393077 is 7703931294.

4921393077 is a `hidden beast` number, since 492 + 1 + 3 + 93 + 0 + 77 = 666.

It is not a de Polignac number, because 4921393077 - 2¹⁵ = 4921360309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4921393079) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44424 + ... + 108702.

It is an arithmetic number, because the mean of its divisors is an integer number (304172960).

Almost surely, 2^4921393077 is an apocalyptic number.

4921393077 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

4921393077 is a deficient number, since it is larger than the sum of its proper divisors (2378757963).

4921393077 is a wasteful number, since it uses less digits than its factorization.

4921393077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64513 (or 64510 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 4921393077 is about 70152.6412688788. The cubic root of 4921393077 is about 1700.9675088950.

The spelling of 4921393077 in words is "four billion, nine hundred twenty-one million, three hundred ninety-three thousand, seventy-seven".