49226390990 has 64 divisors (see below), whose sum is σ = 104925611520. Its totient is φ = 16278437760.

The previous prime is 49226390989. The next prime is 49226391023. The reversal of 49226390990 is 9909362294.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106445 + ... + 331335.

It is an arithmetic number, because the mean of its divisors is an integer number (1639462680).

Almost surely, 2^49226390990 is an apocalyptic number.

49226390990 is an abundant number, since it is smaller than the sum of its proper divisors (55699220530).

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

49226390990 is a wasteful number, since it uses less digits than its factorization.

49226390990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225017.

The product of its (nonzero) digits is 1889568, while the sum is 53.

The spelling of 49226390990 in words is "forty-nine billion, two hundred twenty-six million, three hundred ninety thousand, nine hundred ninety".