126051537534 has 48 divisors (see below), whose sum is σ = 273090967344. Its totient is φ = 38770368000.

The previous prime is 126051537523. The next prime is 126051537553. The reversal of 126051537534 is 435735150621.

It is a super-2 number, since 2×126051537534² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2818024 + ... + 2862404.

It is an arithmetic number, because the mean of its divisors is an integer number (5689395153).

Almost surely, 2^126051537534 is an apocalyptic number.

126051537534 is an abundant number, since it is smaller than the sum of its proper divisors (147039429810).

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

126051537534 is a wasteful number, since it uses less digits than its factorization.

126051537534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47213 (or 47200 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 126051537534 in words is "one hundred twenty-six billion, fifty-one million, five hundred thirty-seven thousand, five hundred thirty-four".