4900977658 has 4 divisors (see below), whose sum is σ = 7351466490. Its totient is φ = 2450488828.

The previous prime is 4900977647. The next prime is 4900977659. The reversal of 4900977658 is 8567790094.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4485918529 + 415059129 = 66977^2 + 20373^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4900977599 and 4900977608.

It is not an unprimeable number, because it can be changed into a prime (4900977659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1225244413 + ... + 1225244416.

Almost surely, 2^4900977658 is an apocalyptic number.

4900977658 is a deficient number, since it is larger than the sum of its proper divisors (2450488832).

4900977658 is a wasteful number, since it uses less digits than its factorization.

4900977658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2450488831.

The product of its (nonzero) digits is 3810240, while the sum is 55.

The square root of 4900977658 is about 70006.9829231342. The cubic root of 4900977658 is about 1698.6122074088.

The spelling of 4900977658 in words is "four billion, nine hundred million, nine hundred seventy-seven thousand, six hundred fifty-eight".