2251655046 has 12 divisors (see below), whose sum is σ = 4878585972. Its totient is φ = 750551676.

The previous prime is 2251655027. The next prime is 2251655057. The reversal of 2251655046 is 6405561522.

It is a self number, because there is not a number n which added to its sum of digits gives 2251655046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62545956 + ... + 62545991.

It is an arithmetic number, because the mean of its divisors is an integer number (406548831).

Almost surely, 2^2251655046 is an apocalyptic number.

2251655046 is an abundant number, since it is smaller than the sum of its proper divisors (2626930926).

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

2251655046 is a wasteful number, since it uses less digits than its factorization.

2251655046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125091955 (or 125091952 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 2251655046 is about 47451.6074121836. The cubic root of 2251655046 is about 1310.6919107703.

The spelling of 2251655046 in words is "two billion, two hundred fifty-one million, six hundred fifty-five thousand, forty-six".