425637554251400 has 48 divisors (see below), whose sum is σ = 989713237632000. Its totient is φ = 170236798217280.

The previous prime is 425637554251391. The next prime is 425637554251409. The reversal of 425637554251400 is 4152455736524.

It is an interprime number because it is at equal distance from previous prime (425637554251391) and next prime (425637554251409).

It is a super-2 number, since 2×425637554251400² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425637554251409) 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, 112023500 + ... + 115760699.

It is an arithmetic number, because the mean of its divisors is an integer number (20619025784000).

Almost surely, 2^{425637554251400} is an apocalyptic number.

425637554251400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425637554251400 is an abundant number, since it is smaller than the sum of its proper divisors (564075683380600).

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

425637554251400 is a wasteful number, since it uses less digits than its factorization.

425637554251400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227793558 (or 227793549 counting only the distinct ones).

The product of its (nonzero) digits is 20160000, while the sum is 53.

The spelling of 425637554251400 in words is "four hundred twenty-five trillion, six hundred thirty-seven billion, five hundred fifty-four million, two hundred fifty-one thousand, four hundred".