1955256759450 has 36 divisors (see below), whose sum is σ = 5253123161598. Its totient is φ = 521401802400.

The previous prime is 1955256759431. The next prime is 1955256759479. The reversal of 1955256759450 is 549576525591.

1955256759450 is a `hidden beast` number, since 1 + 9 + 5 + 525 + 6 + 7 + 59 + 4 + 50 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 1673967604761 + 281289154689 = 1293819^2 + 530367^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2172507061 + ... + 2172507960.

Almost surely, 2^{1955256759450} is an apocalyptic number.

1955256759450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1955256759450 is an abundant number, since it is smaller than the sum of its proper divisors (3297866402148).

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

1955256759450 is a wasteful number, since it uses less digits than its factorization.

1955256759450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4345015039 (or 4345015031 counting only the distinct ones).

The product of its (nonzero) digits is 85050000, while the sum is 63.

The spelling of 1955256759450 in words is "one trillion, nine hundred fifty-five billion, two hundred fifty-six million, seven hundred fifty-nine thousand, four hundred fifty".