49226390190 has 24 divisors (see below), whose sum is σ = 127988614728. Its totient is φ = 13127037360.

The previous prime is 49226390189. The next prime is 49226390197. The reversal of 49226390190 is 9109362294.

It is a happy number.

49226390190 is a `hidden beast` number, since 4 + 9 + 2 + 2 + 639 + 0 + 1 + 9 + 0 = 666.

It is a super-2 number, since 2×49226390190² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49226390197) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 273479856 + ... + 273480035.

It is an arithmetic number, because the mean of its divisors is an integer number (5332858947).

Almost surely, 2^49226390190 is an apocalyptic number.

49226390190 is an abundant number, since it is smaller than the sum of its proper divisors (78762224538).

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

49226390190 is a wasteful number, since it uses less digits than its factorization.

49226390190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546959904 (or 546959901 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The spelling of 49226390190 in words is "forty-nine billion, two hundred twenty-six million, three hundred ninety thousand, one hundred ninety".